To change the name of your iPhone in Airdrop, you can follow these steps:

1. Open “Settings” on your iPhone or iPad.
2. In Settings, navigate to General > About.
3. In the About menu, you’ll see the current AirDrop near the top of the screen.
4. Tap “Name” to enter a new name.
5. On the Name screen, tap the text entry area and type in the new name for your device, then tap “Done.” This name will also be the device’s AirDrop name.