Brie Larson Engaged to Alex Greenwald
According to this article, they've been engaged since May 2016, or possibly earlier. Brie is also a singer as well, having released an album back in 2005, called Finally Out of P.E. I'm not sure if she'll ever come back to music, but never say never I suppose.
https://en.m.wikipedia.org/wiki/Finally_Out_of_P.E.