Thomas Francis Power (1869 – February 25, 1898) was an American professional baseball player who played in Major League Baseball (MLB) for one season. In 1890, he played primarily as a first baseman, but also played as a second baseman, for the Baltimore Orioles of the American Association.

Thomas Francis Power was born in 1869 in San Francisco, California.^[1] He began his professional baseball career in 1888, with his hometown San Francisco Haverlys of the California League (CL) at the age of 19.^[2] In the following season, he split time between San Francisco and the Stocking team of the CL.^[2]

He began the 1890 baseball season with the Baltimore Orioles of the Atlantic Association,^[2] before making his MLB debut on August 27 with the Baltimore Orioles of the American Association and stayed with the team through the conclusion of the season.^[1] This was his only MLB experience and his final MLB-career totals include a .208 batting average, 11 runs scored, six runs batted in, and six stolen bases in 38 games played.^[1] In 1891, he played with, and for part of the season, managed the Rochester Hop Bitters of the Eastern Association.^[2][3] He played for the Oakland Colonels of CL during the 1891 season as well.^[2]

He began the 1892 season with the Troy Trojans of the Eastern League (EL) before returning to California and played for two area teams; the Oakland Morans of the Central California League San Francisco Metropolitans of the CL.^[2] He stayed in the CL in 1893 and played for the San Francisco Friscos, then returned to the EL, playing for the Binghamton Bingoes/Allentown Buffaloes and the Syracuse Stars.^[2] Powers stayed with the Stars to begin the 1895 season, then moved back to California to play for a California Winter League team in San Francisco. He did not play another season in professional baseball.^[2]

On February 25, 1898, Powers died of consumption at his home in San Francisco,^[4] and is interred at Holy Cross Cemetery in Colma, California.^[1]