diff --git a/packages/cli/src/cli.ts b/packages/cli/src/cli.ts
index 1e612b3de4..f36c1b071c 100644
--- a/packages/cli/src/cli.ts
+++ b/packages/cli/src/cli.ts
@@ -93,6 +93,7 @@ export function main(originalArgs: readonly string[]): void {
         "IndexedTx",
         "Coin",
         "Msg",
+        "MsgDelegate",
         "MsgSend",
         "Pen",
         "PubKey",
diff --git a/packages/sdk38/src/index.ts b/packages/sdk38/src/index.ts
index c8fafcad6d..30e02d4b7d 100644
--- a/packages/sdk38/src/index.ts
+++ b/packages/sdk38/src/index.ts
@@ -30,7 +30,7 @@ export {
   SearchTxsResponse,
   TxsResponse,
 } from "./restclient";
-export { isMsgSend, Msg, MsgSend } from "./msgs";
+export { isMsgDelegate, isMsgSend, Msg, MsgDelegate, MsgSend } from "./msgs";
 export { Pen, Secp256k1Pen, makeCosmoshubPath } from "./pen";
 export { decodeBech32Pubkey, encodeBech32Pubkey, encodeSecp256k1Pubkey } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
diff --git a/packages/sdk38/src/msgs.ts b/packages/sdk38/src/msgs.ts
index f503515d78..8393789307 100644
--- a/packages/sdk38/src/msgs.ts
+++ b/packages/sdk38/src/msgs.ts
@@ -20,3 +20,23 @@ export interface MsgSend extends Msg {
 export function isMsgSend(msg: Msg): msg is MsgSend {
   return (msg as MsgSend).type === "cosmos-sdk/MsgSend";
 }
+
+/**
+ * A Cosmos SDK MsgDelegate
+ *
+ * @see https://docs.cosmos.network/master/modules/staking/03_messages.html#msgdelegate
+ */
+export interface MsgDelegate extends Msg {
+  readonly type: "cosmos-sdk/MsgDelegate";
+  readonly value: {
+    /** Bech32 encoded delegator address */
+    readonly delegator_address: string;
+    /** Bech32 encoded validator address */
+    readonly validator_address: string;
+    readonly amount: Coin;
+  };
+}
+
+export function isMsgDelegate(msg: Msg): msg is MsgDelegate {
+  return (msg as MsgDelegate).type === "cosmos-sdk/MsgDelegate";
+}
diff --git a/packages/sdk38/types/index.d.ts b/packages/sdk38/types/index.d.ts
index 9b84fb423a..a6b777b9ca 100644
--- a/packages/sdk38/types/index.d.ts
+++ b/packages/sdk38/types/index.d.ts
@@ -28,7 +28,7 @@ export {
   SearchTxsResponse,
   TxsResponse,
 } from "./restclient";
-export { isMsgSend, Msg, MsgSend } from "./msgs";
+export { isMsgDelegate, isMsgSend, Msg, MsgDelegate, MsgSend } from "./msgs";
 export { Pen, Secp256k1Pen, makeCosmoshubPath } from "./pen";
 export { decodeBech32Pubkey, encodeBech32Pubkey, encodeSecp256k1Pubkey } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
diff --git a/packages/sdk38/types/msgs.d.ts b/packages/sdk38/types/msgs.d.ts
index a0ed12803e..eabba3752b 100644
--- a/packages/sdk38/types/msgs.d.ts
+++ b/packages/sdk38/types/msgs.d.ts
@@ -15,3 +15,19 @@ export interface MsgSend extends Msg {
   };
 }
 export declare function isMsgSend(msg: Msg): msg is MsgSend;
+/**
+ * A Cosmos SDK MsgDelegate
+ *
+ * @see https://docs.cosmos.network/master/modules/staking/03_messages.html#msgdelegate
+ */
+export interface MsgDelegate extends Msg {
+  readonly type: "cosmos-sdk/MsgDelegate";
+  readonly value: {
+    /** Bech32 encoded delegator address */
+    readonly delegator_address: string;
+    /** Bech32 encoded validator address */
+    readonly validator_address: string;
+    readonly amount: Coin;
+  };
+}
+export declare function isMsgDelegate(msg: Msg): msg is MsgDelegate;