diff --git a/CHANGELOG.md b/CHANGELOG.md
index fc8d26655af4..248b12bff614 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,6 +34,11 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 # Changelog
 
+## [Unreleased]
+
+### Improvements
+* (grpc) [\#8815](https://github.com/cosmos/cosmos-sdk/pull/8815) Add orderBy parameter to `TxsByEvents` endpoint.
+
 ## [v0.42.1](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.42.1) - 2021-03-10
 
 This release fixes security vulnerability identified in the simapp.
diff --git a/docs/core/proto-docs.md b/docs/core/proto-docs.md
index 44d55a806462..b9052daf4659 100644
--- a/docs/core/proto-docs.md
+++ b/docs/core/proto-docs.md
@@ -445,6 +445,7 @@
     - [SimulateResponse](#cosmos.tx.v1beta1.SimulateResponse)
   
     - [BroadcastMode](#cosmos.tx.v1beta1.BroadcastMode)
+    - [OrderBy](#cosmos.tx.v1beta1.OrderBy)
   
     - [Service](#cosmos.tx.v1beta1.Service)
   
@@ -9490,6 +9491,11 @@ GenesisState defines the ibc module's genesis state.
 
  <!-- end services -->
 
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| `events` | [string](#string) | repeated | events is the list of transaction event type. |
+| `pagination` | [cosmos.base.query.v1beta1.PageRequest](#cosmos.base.query.v1beta1.PageRequest) |  | pagination defines an pagination for the request. |
+| `order_by` | [OrderBy](#cosmos.tx.v1beta1.OrderBy) |  |  |
 
 
 <a name="ibc/lightclients/localhost/v1/localhost.proto"></a>
@@ -9565,6 +9571,20 @@ state and if the client is frozen.
 
 
 
+<a name="cosmos.tx.v1beta1.OrderBy"></a>
+
+### OrderBy
+OrderBy defines the sorting order
+
+| Name | Number | Description |
+| ---- | ------ | ----------- |
+| ORDER_BY_UNSPECIFIED | 0 | ORDER_BY_UNSPECIFIED specifies an unknown sorting order. OrderBy defaults to ASC in this case. |
+| ORDER_BY_ASC | 1 | ORDER_BY_ASC defines ascending order |
+| ORDER_BY_DESC | 2 | ORDER_BY_DESC defines descending order |
+
+
+ <!-- end enums -->
+
 
 
 
diff --git a/proto/cosmos/tx/v1beta1/service.proto b/proto/cosmos/tx/v1beta1/service.proto
index 59df75bab12b..25214c4374e9 100644
--- a/proto/cosmos/tx/v1beta1/service.proto
+++ b/proto/cosmos/tx/v1beta1/service.proto
@@ -7,6 +7,7 @@ import "cosmos/tx/v1beta1/tx.proto";
 import "gogoproto/gogo.proto";
 import "cosmos/base/query/v1beta1/pagination.proto";
 
+option (gogoproto.goproto_registration) = true;
 option go_package = "github.com/cosmos/cosmos-sdk/types/tx";
 
 // Service defines a gRPC service for interacting with transactions.
@@ -42,6 +43,17 @@ message GetTxsEventRequest {
   repeated string events = 1;
   // pagination defines an pagination for the request.
   cosmos.base.query.v1beta1.PageRequest pagination = 2;
+  OrderBy order_by = 3;
+}
+
+// OrderBy defines the sorting order
+enum OrderBy {
+  // ORDER_BY_UNSPECIFIED specifies an unknown sorting order. OrderBy defaults to ASC in this case.
+  ORDER_BY_UNSPECIFIED = 0;
+  // ORDER_BY_ASC defines ascending order
+  ORDER_BY_ASC     = 1;
+  // ORDER_BY_DESC defines descending order
+  ORDER_BY_DESC    = 2;
 }
 
 // GetTxsEventResponse is the response type for the Service.TxsByEvents
diff --git a/types/tx/service.pb.go b/types/tx/service.pb.go
index f01a60fe52a9..f0eabcaca9a4 100644
--- a/types/tx/service.pb.go
+++ b/types/tx/service.pb.go
@@ -11,6 +11,7 @@ import (
 	_ "github.com/gogo/protobuf/gogoproto"
 	grpc1 "github.com/gogo/protobuf/grpc"
 	proto "github.com/gogo/protobuf/proto"
+	golang_proto "github.com/golang/protobuf/proto"
 	_ "google.golang.org/genproto/googleapis/api/annotations"
 	grpc "google.golang.org/grpc"
 	codes "google.golang.org/grpc/codes"
@@ -22,6 +23,7 @@ import (
 
 // Reference imports to suppress errors if they are not otherwise used.
 var _ = proto.Marshal
+var _ = golang_proto.Marshal
 var _ = fmt.Errorf
 var _ = math.Inf
 
@@ -31,6 +33,38 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
+// OrderBy defines the sorting order
+type OrderBy int32
+
+const (
+	// ORDER_BY_UNSPECIFIED specifies an unknown sorting order. OrderBy defaults to ASC in this case.
+	OrderBy_ORDER_BY_UNSPECIFIED OrderBy = 0
+	// ORDER_BY_ASC defines ascending order
+	OrderBy_ORDER_BY_ASC OrderBy = 1
+	// ORDER_BY_DESC defines descending order
+	OrderBy_ORDER_BY_DESC OrderBy = 2
+)
+
+var OrderBy_name = map[int32]string{
+	0: "ORDER_BY_UNSPECIFIED",
+	1: "ORDER_BY_ASC",
+	2: "ORDER_BY_DESC",
+}
+
+var OrderBy_value = map[string]int32{
+	"ORDER_BY_UNSPECIFIED": 0,
+	"ORDER_BY_ASC":         1,
+	"ORDER_BY_DESC":        2,
+}
+
+func (x OrderBy) String() string {
+	return proto.EnumName(OrderBy_name, int32(x))
+}
+
+func (OrderBy) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_e0b00a618705eca7, []int{0}
+}
+
 // BroadcastMode specifies the broadcast mode for the TxService.Broadcast RPC method.
 type BroadcastMode int32
 
@@ -67,7 +101,7 @@ func (x BroadcastMode) String() string {
 }
 
 func (BroadcastMode) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_e0b00a618705eca7, []int{0}
+	return fileDescriptor_e0b00a618705eca7, []int{1}
 }
 
 // GetTxsEventRequest is the request type for the Service.TxsByEvents
@@ -77,6 +111,7 @@ type GetTxsEventRequest struct {
 	Events []string `protobuf:"bytes,1,rep,name=events,proto3" json:"events,omitempty"`
 	// pagination defines an pagination for the request.
 	Pagination *query.PageRequest `protobuf:"bytes,2,opt,name=pagination,proto3" json:"pagination,omitempty"`
+	OrderBy    OrderBy            `protobuf:"varint,3,opt,name=order_by,json=orderBy,proto3,enum=cosmos.tx.v1beta1.OrderBy" json:"order_by,omitempty"`
 }
 
 func (m *GetTxsEventRequest) Reset()         { *m = GetTxsEventRequest{} }
@@ -126,6 +161,13 @@ func (m *GetTxsEventRequest) GetPagination() *query.PageRequest {
 	return nil
 }
 
+func (m *GetTxsEventRequest) GetOrderBy() OrderBy {
+	if m != nil {
+		return m.OrderBy
+	}
+	return OrderBy_ORDER_BY_UNSPECIFIED
+}
+
 // GetTxsEventResponse is the response type for the Service.TxsByEvents
 // RPC method.
 type GetTxsEventResponse struct {
@@ -499,67 +541,86 @@ func (m *GetTxResponse) GetTxResponse() *types.TxResponse {
 }
 
 func init() {
+	proto.RegisterEnum("cosmos.tx.v1beta1.OrderBy", OrderBy_name, OrderBy_value)
+	golang_proto.RegisterEnum("cosmos.tx.v1beta1.OrderBy", OrderBy_name, OrderBy_value)
 	proto.RegisterEnum("cosmos.tx.v1beta1.BroadcastMode", BroadcastMode_name, BroadcastMode_value)
+	golang_proto.RegisterEnum("cosmos.tx.v1beta1.BroadcastMode", BroadcastMode_name, BroadcastMode_value)
 	proto.RegisterType((*GetTxsEventRequest)(nil), "cosmos.tx.v1beta1.GetTxsEventRequest")
+	golang_proto.RegisterType((*GetTxsEventRequest)(nil), "cosmos.tx.v1beta1.GetTxsEventRequest")
 	proto.RegisterType((*GetTxsEventResponse)(nil), "cosmos.tx.v1beta1.GetTxsEventResponse")
+	golang_proto.RegisterType((*GetTxsEventResponse)(nil), "cosmos.tx.v1beta1.GetTxsEventResponse")
 	proto.RegisterType((*BroadcastTxRequest)(nil), "cosmos.tx.v1beta1.BroadcastTxRequest")
+	golang_proto.RegisterType((*BroadcastTxRequest)(nil), "cosmos.tx.v1beta1.BroadcastTxRequest")
 	proto.RegisterType((*BroadcastTxResponse)(nil), "cosmos.tx.v1beta1.BroadcastTxResponse")
+	golang_proto.RegisterType((*BroadcastTxResponse)(nil), "cosmos.tx.v1beta1.BroadcastTxResponse")
 	proto.RegisterType((*SimulateRequest)(nil), "cosmos.tx.v1beta1.SimulateRequest")
+	golang_proto.RegisterType((*SimulateRequest)(nil), "cosmos.tx.v1beta1.SimulateRequest")
 	proto.RegisterType((*SimulateResponse)(nil), "cosmos.tx.v1beta1.SimulateResponse")
+	golang_proto.RegisterType((*SimulateResponse)(nil), "cosmos.tx.v1beta1.SimulateResponse")
 	proto.RegisterType((*GetTxRequest)(nil), "cosmos.tx.v1beta1.GetTxRequest")
+	golang_proto.RegisterType((*GetTxRequest)(nil), "cosmos.tx.v1beta1.GetTxRequest")
 	proto.RegisterType((*GetTxResponse)(nil), "cosmos.tx.v1beta1.GetTxResponse")
+	golang_proto.RegisterType((*GetTxResponse)(nil), "cosmos.tx.v1beta1.GetTxResponse")
 }
 
 func init() { proto.RegisterFile("cosmos/tx/v1beta1/service.proto", fileDescriptor_e0b00a618705eca7) }
+func init() {
+	golang_proto.RegisterFile("cosmos/tx/v1beta1/service.proto", fileDescriptor_e0b00a618705eca7)
+}
 
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+	0xee, 0x8c, 0x18, 0xf6, 0xbb, 0x92, 0x8a, 0x69, 0x23, 0xc1, 0xbc, 0xaa, 0xbf, 0x44, 0x9f, 0xc1,
+	0xb3, 0x3e, 0xe9, 0x61, 0x6e, 0xfe, 0x8b, 0x72, 0x3e, 0xa2, 0xd9, 0x29, 0xdf, 0x01, 0xe9, 0x61,
+	0x83, 0xa3, 0xd5, 0xef, 0x61, 0x6d, 0xae, 0x8c, 0x30, 0xae, 0x01, 0xa9, 0x90, 0x1f, 0xbc, 0xd4,
+	0x53, 0xed, 0x80, 0x99, 0x1d, 0xea, 0x0e, 0xbc, 0xdb, 0xb2, 0xfb, 0xc3, 0x73, 0x93, 0x4d, 0x4e,
+	0x1b, 0x15, 0x40, 0x66, 0x9e, 0x20, 0x5c, 0x72, 0x22, 0x32, 0xf3, 0xd4, 0x9f, 0x25, 0xc8, 0xcc,
+	0x52, 0x85, 0xaa, 0x2f, 0x21, 0x69, 0x99, 0xb4, 0x6d, 0x3b, 0xa7, 0x44, 0x30, 0xbc, 0x59, 0x2e,
+	0x69, 0xcf, 0xa4, 0xfb, 0xce, 0x29, 0x31, 0x12, 0x56, 0x10, 0xa0, 0x1d, 0x58, 0x71, 0x31, 0x1d,
+	0x9e, 0x33, 0x31, 0x9f, 0xf9, 0xe5, 0xb9, 0x06, 0xc7, 0x19, 0x02, 0xaf, 0xaa, 0x90, 0xe6, 0xd3,
+	0x35, 0xe9, 0x01, 0xc1, 0xb3, 0x33, 0x93, 0x9e, 0x71, 0x0d, 0xcf, 0x0d, 0x1e, 0xab, 0x37, 0xb0,
+	0x2a, 0x30, 0x42, 0xec, 0xd3, 0x1a, 0x5d, 0x74, 0x5a, 0xfe, 0x7f, 0x4e, 0x97, 0xbe, 0x82, 0x84,
+	0xb8, 0x15, 0x28, 0x0b, 0xeb, 0x4d, 0xa3, 0xde, 0x30, 0xda, 0xd5, 0x93, 0xf6, 0xb7, 0x87, 0xad,
+	0xa3, 0x46, 0x6d, 0x7f, 0x77, 0xbf, 0x51, 0xcf, 0xc4, 0x50, 0x06, 0xd2, 0xd3, 0x9d, 0x4a, 0xab,
+	0x96, 0x91, 0xd0, 0x4b, 0x58, 0x9d, 0xfe, 0x53, 0x6f, 0xb4, 0x6a, 0x19, 0xb9, 0x74, 0x0d, 0xab,
+	0x73, 0x83, 0x82, 0x14, 0xc8, 0x55, 0x8d, 0x66, 0xa5, 0x5e, 0xab, 0xb4, 0x8e, 0xdb, 0x07, 0xcd,
+	0x7a, 0x63, 0x81, 0x35, 0x0b, 0xeb, 0x0b, 0xfb, 0xd5, 0x6f, 0x9a, 0xb5, 0xaf, 0x33, 0x12, 0x7a,
+	0x1f, 0xd6, 0x16, 0x76, 0x5a, 0x27, 0x87, 0xb5, 0x8c, 0x1c, 0x91, 0x52, 0xe1, 0x3b, 0xf1, 0xf2,
+	0xbf, 0x71, 0x48, 0xb4, 0x82, 0xd7, 0x13, 0x5d, 0x41, 0x72, 0x32, 0x02, 0x48, 0x8d, 0x70, 0x70,
+	0x61, 0xb4, 0x72, 0x6f, 0x1f, 0xc4, 0x88, 0x91, 0xdc, 0xfc, 0xe9, 0xcf, 0x7f, 0x7e, 0x95, 0xf3,
+	0xea, 0x6b, 0x3d, 0xe2, 0xd9, 0x16, 0xe0, 0x2f, 0xa4, 0x12, 0xba, 0x80, 0x77, 0xf8, 0x79, 0xa2,
+	0x8d, 0x08, 0xd6, 0xf0, 0x34, 0xe4, 0xf2, 0xcb, 0x01, 0xa2, 0x66, 0x81, 0xd7, 0xdc, 0x40, 0x1f,
+	0xe9, 0x51, 0x6f, 0x36, 0xd5, 0xaf, 0xfc, 0x09, 0xba, 0x41, 0x3f, 0x42, 0x2a, 0x74, 0x17, 0x51,
+	0xe1, 0xa1, 0x2b, 0x3c, 0x2b, 0xbf, 0xf9, 0x18, 0x4c, 0x88, 0x78, 0xc3, 0x45, 0xbc, 0x56, 0x5f,
+	0x45, 0x8b, 0xf0, 0x7b, 0xbe, 0x86, 0x54, 0xe8, 0x15, 0x8d, 0x14, 0x70, 0xff, 0x9b, 0x10, 0x29,
+	0x20, 0xe2, 0x31, 0x56, 0x15, 0x2e, 0x20, 0x8b, 0x96, 0x08, 0xa8, 0xd6, 0xfe, 0xb8, 0x53, 0xa4,
+	0xdb, 0x3b, 0x45, 0xfa, 0xfb, 0x4e, 0x91, 0x7e, 0x19, 0x2b, 0xb1, 0xdf, 0xc7, 0x8a, 0x74, 0x3b,
+	0x56, 0x62, 0x7f, 0x8d, 0x95, 0xd8, 0x77, 0x05, 0xcb, 0x66, 0x67, 0xc3, 0x8e, 0xd6, 0x25, 0xfd,
+	0x49, 0x7e, 0xf0, 0xf3, 0x09, 0xed, 0xfd, 0xa0, 0xb3, 0xd1, 0x00, 0xfb, 0x84, 0x9d, 0x15, 0xfe,
+	0xf9, 0xfa, 0xf4, 0xbf, 0x00, 0x00, 0x00, 0xff, 0xff, 0x7b, 0x64, 0xf5, 0xff, 0x95, 0x07, 0x00,
 	0x00,
 }
 
@@ -779,6 +840,11 @@ func (m *GetTxsEventRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
+	if m.OrderBy != 0 {
+		i = encodeVarintService(dAtA, i, uint64(m.OrderBy))
+		i--
+		dAtA[i] = 0x18
+	}
 	if m.Pagination != nil {
 		{
 			size, err := m.Pagination.MarshalToSizedBuffer(dAtA[:i])
@@ -1122,6 +1188,9 @@ func (m *GetTxsEventRequest) Size() (n int) {
 		l = m.Pagination.Size()
 		n += 1 + l + sovService(uint64(l))
 	}
+	if m.OrderBy != 0 {
+		n += 1 + sovService(uint64(m.OrderBy))
+	}
 	return n
 }
 
@@ -1342,6 +1411,25 @@ func (m *GetTxsEventRequest) Unmarshal(dAtA []byte) error {
 				return err
 			}
 			iNdEx = postIndex
+		case 3:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field OrderBy", wireType)
+			}
+			m.OrderBy = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowService
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.OrderBy |= OrderBy(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
 		default:
 			iNdEx = preIndex
 			skippy, err := skipService(dAtA[iNdEx:])
diff --git a/x/auth/tx/service.go b/x/auth/tx/service.go
index a80fb3e0040d..0314495f8697 100644
--- a/x/auth/tx/service.go
+++ b/x/auth/tx/service.go
@@ -52,6 +52,7 @@ func (s txServer) GetTxsEvent(ctx context.Context, req *txtypes.GetTxsEventReque
 	if err != nil {
 		return nil, err
 	}
+	orderBy := parseOrderBy(req.OrderBy)
 
 	if len(req.Events) == 0 {
 		return nil, status.Error(codes.InvalidArgument, "must declare at least one event to search")
@@ -63,7 +64,7 @@ func (s txServer) GetTxsEvent(ctx context.Context, req *txtypes.GetTxsEventReque
 		}
 	}
 
-	result, err := queryTxsByEvents(ctx, s.clientCtx, req.Events, page, limit, "")
+	result, err := queryTxsByEvents(ctx, s.clientCtx, req.Events, page, limit, orderBy)
 	if err != nil {
 		return nil, err
 	}
@@ -161,3 +162,14 @@ func RegisterTxService(
 func RegisterGRPCGatewayRoutes(clientConn gogogrpc.ClientConn, mux *runtime.ServeMux) {
 	txtypes.RegisterServiceHandlerClient(context.Background(), mux, txtypes.NewServiceClient(clientConn))
 }
+
+func parseOrderBy(orderBy txtypes.OrderBy) string {
+	switch orderBy {
+	case txtypes.OrderBy_ORDER_BY_ASC:
+		return "asc"
+	case txtypes.OrderBy_ORDER_BY_DESC:
+		return "desc"
+	default:
+		return "" // Defaults to Tendermint's default, which is `asc` now.
+	}
+}
diff --git a/x/auth/tx/service_test.go b/x/auth/tx/service_test.go
index b8cb4883dc74..4eb25467a8f4 100644
--- a/x/auth/tx/service_test.go
+++ b/x/auth/tx/service_test.go
@@ -172,6 +172,14 @@ func (s IntegrationTestSuite) TestGetTxEvents_GRPC() {
 			&tx.GetTxsEventRequest{Events: []string{"foobar"}},
 			true, "event foobar should be of the format: {eventType}.{eventAttribute}={value}",
 		},
+		{
+			"request with order-by",
+			&tx.GetTxsEventRequest{
+				Events:  []string{"message.action='send'"},
+				OrderBy: tx.OrderBy_ORDER_BY_ASC,
+			},
+			false, "",
+		},
 		{
 			"without pagination",
 			&tx.GetTxsEventRequest{
@@ -247,6 +255,24 @@ func (s IntegrationTestSuite) TestGetTxEvents_GRPCGateway() {
 			false,
 			"",
 		},
+		{
+			"valid request: order by asc",
+			fmt.Sprintf("%s/cosmos/tx/v1beta1/txs?events=%s&events=%s&order_by=ORDER_BY_ASC", val.APIAddress, "message.action='send'", "message.module='bank'"),
+			false,
+			"",
+		},
+		{
+			"valid request: order by desc",
+			fmt.Sprintf("%s/cosmos/tx/v1beta1/txs?events=%s&events=%s&order_by=ORDER_BY_DESC", val.APIAddress, "message.action='send'", "message.module='bank'"),
+			false,
+			"",
+		},
+		{
+			"invalid request: invalid order by",
+			fmt.Sprintf("%s/cosmos/tx/v1beta1/txs?events=%s&events=%s&order_by=invalid_order", val.APIAddress, "message.action='send'", "message.module='bank'"),
+			true,
+			"is not a valid tx.OrderBy",
+		},
 		{
 			"expect pass with multiple-events",
 			fmt.Sprintf("%s/cosmos/tx/v1beta1/txs?events=%s&events=%s", val.APIAddress, "message.action='send'", "message.module='bank'"),
@@ -451,6 +477,7 @@ func (s IntegrationTestSuite) mkTxBuilder() client.TxBuilder {
 	)
 	txBuilder.SetFeeAmount(feeAmount)
 	txBuilder.SetGasLimit(gasLimit)
+	txBuilder.SetMemo("foobar")
 
 	// setup txFactory
 	txFactory := clienttx.Factory{}.