Last updated: April 7, 2026

Anne LaBarr Duke is an American former professional poker player and author in cognitive-behavioral decision science and decision education. She holds a World Series of Poker (WSOP) gold bracelet from 2004 and used to be the leading money winner among women in WSOP history; she remains in the top five as of April 2023, despite having retired from poker and last cashing at a tournament in 2010.

Duke won the 2004 World Series of Poker Tournament of Champions and the National Heads-Up Poker Championship in 2010. She has written a number of instructional books for poker players, including Decide to Play Great Poker and The Middle Zone, as well as an autobiography.