diff --git a/.changeset/tender-weeks-play.md b/.changeset/tender-weeks-play.md
new file mode 100644
index 0000000000..826def6c11
--- /dev/null
+++ b/.changeset/tender-weeks-play.md
@@ -0,0 +1,5 @@
+---
+"viem": patch
+---
+
+Added Ternoa chain.
diff --git a/src/chains/definitions/ternoa.ts b/src/chains/definitions/ternoa.ts
new file mode 100644
index 0000000000..3d511e637e
--- /dev/null
+++ b/src/chains/definitions/ternoa.ts
@@ -0,0 +1,19 @@
+import { defineChain } from '../../utils/chain/defineChain.js'
+
+export const ternoa = /*#__PURE__*/ defineChain({
+  id: 752025,
+  name: 'Ternoa',
+  nativeCurrency: { name: 'Capsule Coin', symbol: 'CAPS', decimals: 18 },
+  rpcUrls: {
+    default: {
+      http: ['https://rpc-mainnet.zkevm.ternoa.network'],
+    },
+  },
+  blockExplorers: {
+    default: {
+      name: 'Ternoa Explorer',
+      url: 'https://explorer-mainnet.zkevm.ternoa.network',
+    },
+  },
+  testnet: false,
+})
diff --git a/src/chains/index.ts b/src/chains/index.ts
index 2d1fdb5945..c78b9db12f 100644
--- a/src/chains/index.ts
+++ b/src/chains/index.ts
@@ -435,6 +435,7 @@ export { telcoinTestnet } from './definitions/telcoinTestnet.js'
 export { telos } from './definitions/telos.js'
 export { telosTestnet } from './definitions/telosTestnet.js'
 export { tenet } from './definitions/tenet.js'
+export { ternoa } from './definitions/ternoa.js'
 export { thaiChain } from './definitions/thaiChain.js'
 export { that } from './definitions/that.js'
 export { theta } from './definitions/theta.js'