Martin J. Glendon (February 8, 1877 – November 6, 1950) was a pitcher in Major League Baseball for the Cincinnati Reds and Cleveland Naps.

[2] Glendon started 1902 with the National League's Reds and was "full of sassafras, tea and ginger.

[3] Glendon won 23 games for San Francisco that year, which was the second-most on the pitching staff[4] and a career-high for him.

[5] He went 9–9 on the west coast and then had his second major league stint late in the year, this time with the Cleveland Naps.

[6] Glendon pitched in the Tri-State League from 1906 to 1908, making stops in York, Johnstown, Altoona, and Lancaster.