Katrina Wan Ka Kai (Chinese: 溫家琪; born 8 March 1988)[2] is a snooker player from Hong Kong.

[1] At the 2016 WLBS World Ladies Pairs Championship, Wan and Ng On-yee, beat Maria Catalano and Tatjana Vasiljeva 4–1.

[3] Another doubles success for Wan was partnering Sanderson Lam to win the Festival of Women's Snooker 10-Red mixed pairs’ tournament in 2017.

She topped her qualifying group by winning all five matches 3–0, then saw off Janine Rollings 3–0 in the last 16, and Jessica Woods 3–1 in the quarter final.

Wan won the first frame of the final against Ng On-yee, then lost the next three, before winning another to trail 2–3.