Michael J. Brannock (October 25, 1851 – October 7, 1881) was a third baseman in the National Association for the Chicago White Stockings in 1871, and later played for another incarnation of the Chicago White Stockings in 1875, predecessors of the today's Chicago Cubs.
[1] Brannock debuted with the White Stockings on October 21, 1871, at age 19.
Brannock didn't play in the league again until 1875, when he went 1 for 9 with two runs scored and two stolen bases.
For his career, Brannock had just two hits in 23 at-bats for a batting average of .087.
Brannock died at the age of 29 in Chicago, and is interred at the Calvary Cemetery in Evanston, Illinois.