Mena Suvari vs Thora Birch

1 shared category

• 2000 Best Actress in a Supporting Role · 53rd BAFTA Film Awards
  both lost to Maggie Smith

Named on the same nomination

Ballot lines that credit both of them — the same nomination, not competing entries.

• 2000 Cast in a Motion Picture · American Beauty · 6th SAG Awards Won

Nominated for the same title

Both nominated in connection with these, on separate ballot lines.

• American Beauty Mena Suvari Best Actress in a Supporting Role
  Thora Birch Best Actress in a Supporting Role