| 1. Glenn Close - The Wife (BAFTA, BFCA win, GG win, SAG, Spirit) |
| 2. Olivia Colman - The Favourite (BAFTA, BFCA win, GG win, SAG) |
| 3. Lady Gaga - A Star Is Born (BAFTA, BFCA, GG, SAG) |
4. Melissa McCarthy - Can You Ever Forgive Me? (BAFTA, BFCA, GG, SAG) |
| 5. Yalitza Aparicio - ROMA (BFCA) |
| 6. Emily Blunt - Mary Poppins Returns (BFCA, GG, SAG) |
| 7. Viola Davis - Widows (BAFTA) |
| 8. Toni Collette - Hereditary (BFCA, Spirit) |
| 9. Elsie Fisher - Eighth Grade (GG, Spirit) |
| 10. Nicole Kidman - Destroyer (GG) |
| OTHER CONTENDERS |
| Regina Hall - Support the Girls (Spirit) |
| Felicity Jones - On the Basis of Sex |
| Joanna Kulig - Cold War |
| Rosamund Pike - A Private War (GG) |
| Saoirse Ronan - Mary Queen of Scots |
| BAFTA - British Film Academy Awards |
| BFCA - Broadcast Film Critics Association (Critics Choice) |
| GG - Golden Globe |
| SAG - Screen Actors Guild |
| Spirit - Independent Spirit Awards |
Previous…Best Actor Next…Supporting Actor
‘Shōgun,’ ‘Ripley,’ ‘Only Murders in the Building’ Earn Casting Society (CSA) Artios Awards Television Nominations 
Trailer Watch: ‘Unstoppable,’ ‘Paddington in Peru,’ ‘Cruel Intentions,’ ‘Squid Game 2’ and More 
‘Separated’ Review: Errol Morris Hasn’t Forgotten Trump’s Immigration Policy Cruelty and Neither Should We | Chicago International Film Festival 
‘Wallace & Gromit: Vengeance Most Fowl’ Review: There’s No Place Like Gnome | AFI FEST