So just found out that English has a gender neutral honourific.
Mx. It’s pronouced as mix and as of 2011 it is an official title used for anyone whose non binary. According to Wikipedia anyways.
Learn something new everyday.
It is not official on legsl documents i believe.
So not official at all really
Since making this post I found out that its only legal in the UK. But I wouldn’t let that stop you from asking to use it on banking information and stuff. I’m sure some banks hold that as a thing they do.