Wanda Jean Allen

Killed her lesbian lover, Gloria Leathers, whom she had met in prison, 
where Allen was serving time for killing her previous lesbian lover
(for which she served only 2 years).

First woman executed in Oklahoma since it became a state (only one before that).
First black woman executed in all US since 1954.


http://www.dpio.org/inmates/Allen,_Wanda.html

http://www.usatoday.com/news/ndsthu02.htm

http://www.brainerddispatch.com/stories/011201/nne_0112010036.shtml