Yes, it has a name for it as equatorial bulge: https://www.nationalgeographic.org/encyclopedia/equator/

It was observed in other planets first: https://en.wikipedia.org/wiki/Planetary_coordinate_system#Eq...

https://en.wikipedia.org/wiki/Post-glacial_rebound

So, it could be quite possible, that even with sea level rise, crust rebound will play bigger role around poles and there might be some new lands in the sea around north pole - as it is quite shallow ocean near Russia and Canada.