Yes you can but only on browser Refer - https://x.com/Ledger/status/1912839024672206901?t=lpq5RFAWDd7epPmhdCpzrA&s=19

It works with Ledger only on the browser extension, not on the mobile app.

​Yes, you can use a Ledger hardware wallet with the Sui mobile wallet on Android devices. This integration enhances the security of your SUI tokens by allowing you to sign transactions directly from your Ledger device.​

🔐 How to Connect Ledger to Sui Mobile Wallet on Android Prepare Your Devices:

Ensure your Ledger Nano X is updated to the latest firmware.

Install the Sui app on your Ledger device via Ledger Live.

Enable Bluetooth and location services on your Android phone.​

Pair Devices:

Open the Sui mobile wallet app on your Android device.

Navigate to the wallet panel and select "Connect hardware wallet".

Follow the on-screen instructions to pair your Ledger Nano X via Bluetooth. ​

Authorize Connection:

On your Ledger device, open the Sui app.

Confirm the connection request displayed on both your mobile device and Ledger screen.​ Sui Developer Forum

Manage Your SUI Tokens:

Once connected, you can view balances, send/receive SUI tokens, and stake directly from the Sui mobile wallet, with all transactions securely signed by your Ledger device.​

⚠️ Important Considerations Device Compatibility: Ensure your Android device supports Bluetooth and is running a compatible version of the Sui mobile wallet.

Firmware Updates: Regularly update both your Ledger device and the Sui mobile wallet app to benefit from the latest security features.

Transaction Signing: All transactions initiated on the mobile wallet will require confirmation on your Ledger device, ensuring enhanced security.​ Sui Developer Forum

By connecting your Ledger hardware wallet to the Sui mobile wallet on Android, you combine the convenience of mobile access with the robust security of hardware wallet technology, providing a secure environment for managing your SUI tokens.​