Some tag teams of this kind are siblings (such as Cinthia Moreno and Oriental), trained simultaneously with the same instructor, or even are on a real-life relationship such as boyfriend/girlfriend (Cibernético and Estrellita) or, as an exceptional case, husband and wife (Billy Boy and Faby Apache).
To date, three women have competed in this event: Chyna, Beth Phoenix and Kharma.
In a reverse of this, at Wrestlemania 25 wrestler Anthony Carelli (better known by his ring name Santino Marella) won a diva's battle royal while dressed in drag as "Santina Marella" (Santino's twin sister).
4 women briefly held the company's now discontinued Hardcore Championship: Terri, Mighty Molly, Trish Stratus and one of The Godfather's Hos.
The discontinued Cruiserweight championship has also been held by 3 women: Jacqueline (while under the WWE logo) Daffney and Madusa (the latter while the title was under WCW's banner).
Kaufman participated in several filmed staged matches of this nature and proclaimed himself the "Intergender Champion", issuing an open challenge to any female challenger who can defeat him.