Harry Sibthorpe Barlow was a former British amateur lawn tennis player who was active at the end of the 19th century.
Career
In total Barlow would reach three doubles finals at the Wimbledon Championships during his career (1892, 1893, 1894). Renshaw survived a total of six match points in the All Comers Final against Barlow at 2–5 and 6–7 in the fourth set. Doubles (1 title, 2 runners-up).