Sebastian Alanen

From Speedsolving.com Wiki

Sebastian Alanen is a Swedish speedcuber. He is most notable for being the only Swedish speedcuber with an official sub 40 average in the 4x4x4 cube using the Hoya method.

He is also notable for having an official sub 10 3x3x3 cube average without being able to one-look the cross on all solves.