Apple TV Remote

The remote will ask a low wattage (less than 5W). The watt power rating of the adapter is more like a maximum that it can give. The big ‘brick’ for the MBP is fine for charging the Siri Remote (3rd generation) with USB-C.

You can also charge the Siri Remote from a USB-C port on the MacBook Pro, if you like.

Charge the Siri Remote - Apple Support

if it output 5volt DC then you can, what adaptor and if such an adaptor exist depend on the connector of your 61watt ac charger