The Prime Suspect star has topped the poll of sensational woman over 60. 61-year-old, Dame Helen still wows fans on the red carpet.
She has admitted to dressing more glamorously since playing the Queen in her latest film role.
Second in the list was Hollywood actress and eternal blonde Goldie Hawn.
Charlotte Rampling was third, followed by Susan Sarandon and 80-year-old Avengers star Honor Blackman.
Joanna Lumley was sixth, Vanessa Redgrave seventh and Lauren Hutton eighth.
Sophia Loren was ninth – still looking so fabulous in her 70s that she recently posed for the famous Pirelli calendar.
Blondie star Debbie Harry, now 61, completed the top 10.
The poll was carried out by the Lakeside Shopping Centre in Essex, with 1,000 people asked to name the most sensational woman over 60.
Top 10 sexiest older women
1 Dame Helen Mirren
2 Goldie Hawn
3 Charlotte Rampling
4 Susan Sarandon
5 Honor Blackman
6 Joanna Lumley
7 Vanessa Redgrave
8 Lauren Hutton
9 Sophia Loren
10 Debbie Harry
