Madelyne Pryor
Madelyne Pryor was introduced during the acclaimed 1983 "Uncanny X-Men" run that saw long-time writer Chris Claremont pair with artist Paul Smith for a series of issues that would see the Jean Grey look-alike marry the retired X-Men leader Scott Summers (Cyclops).
Rachel Summers
In 2013, Marvel revealed an all new all female series simply named "X-Men". Written by Brian Wood with art by Olivier Coipel, "X-Men" will feature an all female cast including Storm, Jubilee, Rogue, Kitty Pryde, Rachel Grey and Psylocke.