Frank Tiguer Welch (August 10, 1897 – July 25, 1957) was an outfielder in Major League Baseball who played from 1919 through 1927 for the Philadelphia Athletics (1919–1926) and Boston Red Sox (1927). Listed at 5' 9", 175 lb., Welch batted and threw right-handed. He was born in Birmingham, Alabama. Welch died at the age of 59 in his hometown of Birmingham, Alabama.