Robert O'Sullivan may refer to:

• Robert O'Sullivan, musician in Possum Dixon
• Robert O'Sullivan (sailor), see List of World Championships medalists in sailing (centreboard classes)
• Rob O'Sullivan, Western Australian Sports Star of the Year

• Gerald Robert O'Sullivan, Irish VC recipient
• Robert Sullivan (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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