Most Oscar nominations for the same character in one film
Who
Unknown
What
first
Where
When
Only two movie characters have ever had two Oscar nominations in the same film: Rose DeWitt Bukater in Titanic (USA, 1997) led to nominations for both Kate Winslet (UK) and Gloria Stuart (USA); and Iris Murdoch, played by nominees Dame Judi Dench (UK) and Winslet again, in Iris (UK/USA, 2001).