Myron Grimshaw, American baseball player (d. 1936)

Myron Frederick "Moose" Grimshaw (November 30, 1875 – December 11, 1936) was a right fielder in Major League Baseball who played from 1905 through 1907 for the Boston Americans. Listed at 6 ft 1 in (1.85 m), 173 lb., Grimshaw was a switch-hitter and threw right-handed. He was born in St. Johnsville, New York, but raised in Canajoharie, New York.

In a three-season career, Grimshaw was a .256 hitter (229-for-894) with four home runs and 116 RBI in 259 games, including 104 runs, 31 doubles, 16 triples, and 15 stolen bases.

Grimshaw died on December 11, 1936, in Canajoharie, New York at the age of 61.