Heidi McCourt

 is an unseen, deceased character featured in Red Dead Redemption.

Background
Heidi was a victim of Dutch's Gang, shot in the head by Dutch van der Linde during a ferry robbery. She has been described by the Strange Man as being a "pretty girl, until her eye was hanging out by a piece of tendon".

Interactions
Heidi is mentioned by the Strange Man during the Strangers side-mission "I Know You".

Trivia

 * Heidi McCourt shares her name with the ex-wife of a Rockstar employee. Probaby uncoincidentally, it is the same employee who played a key role in designing the Strangers side-mission "I Know You".