Kathleen O'Rourke may refer to:
• (The mother of child actress Heather O'Rourke)
Kathy Kirby (born Kathleen O'Rourke, 1938–2011), English singer Kathy O'Rourke (Kathleen O'Rourke, born 1964), Canadian curler Kathleen O'Rourke, writer of 2008 animated film Granny O'Grimm's Sleeping Beauty