There are many great female actors working today. However, it would be difficult to place anyone ahead of Meryl Streep.
Other contenders are:
Emma Thompson
Kate Winslet
Cate Blanchett
Maggie Smith
Diane Keaton
Male: Jack Nicholson, with 12 nominations. He won twice for Best Actor and once for Best Supporting Actor. Female: Meryl Streep, with 19 nominations. She won twice for Best Actress and once for Best Supporting Actress.
Kareena Kapoor - Refugee
Kalki Koechlin - Dev.D as Lené/Chanda (Chandramukhi)
Kareena Kapoor - We Are Family as Shreya Arora
Ayesha Kapoor - Black as Michelle McNally
2001 Jaya Bachchan - Fiza as Nishatbi Ikramullah
Katy won the KCA for best female artist award at the kids choice awards.
I am not sure this is exactly what you want, but still, a female actor is called actress.
Sonakshi Sinha - Dabangg
Kangana Ranaut - Gangster
Vidya Balan - Parineeta
Bipasha Basu - Ajnabee