London, Mar 6 : Dame Judi Dench and Dame Helen Mirren have been ranked among the 20 most powerful women in British theatre.

The veteran actresses are among a clutch of stars including Rachel Weisz and Rosamund Pike to appear in the list compiled by Harper''s Bazaar and the jeweller Tiffany & Co.

American actress Gillian Anderson, who has been described as an ''honorary Brit'', also made it to the list.

Ranked in no particular order, the list includes playwrights, theatre impresarios and stars of the stage.

"The 20 women on our list represent the diversity and brilliance found in this creative industry," the Telegraph quoted Lucy Yeomans, editor of Harper''s Bazaar, as saying

"As well as including actresses, our list also takes account of the incredible powerhouses who make the productions happen," Yeomans added.

Here is the full Harper''s Bazaar and Tiffany Women In Theatre Power List 2009:
* The New Voice - Bola Agbaje - playwright (27)
* The Honorary Brit - Gillian Anderson - actor (40)
* The Visionary - Miriam Buether - set and costume designer (39)
* The Radical - Caryl Churchill - playwright (70)
* The Illuminator - Paule Constable - lighting designer (42)
* The Queen Bee - Dame Judi Dench - actor (74)
* The New Leading Lady - Michelle Dockery - actor (27)
* The Mover - Maxine Doyle - choreographer and associate director, Punchdrunk (38)
* The Super-Producer - Sonia Friedman - producer (43)
* The Powerhouse - Sally Greene - impresario and producer (52)
* The Transformer - Kathryn Hunter - actor and director (52)
* The Casting Vote - Lisa Makin - casting agent and producer (43)
* The Eternal Siren - Dame Helen Mirren - actor (63)
* The Innovator - Katie Mitchell - director (44)
* The Beauty-And-Brains - Rosamund Pike - actor (30)
* The Breath Of Fresh Air - Emma Rice - artistic director, Kneehigh Theatre (41)
* The Double Threat - Fiona Shaw - actor and director (50)
* The Wunderkind - Polly Stenham - playwright (22)
* The Songbird - Summer Strallen - musical theatre actor (24)
* The Star Turn - Rachel Weisz - actor (38) (ANI)