Samuel Mayorga Garza Jr. (Born July 10, 1965 in Corpus Christi, Texas) is a former professional quarterback in the NFL & CFL. After being drafted by the Seattle Seahawks in the eighth round of the 1987 NFL Draft, Garza was cut in the pre-season. He then signed with the St. Louis Cardinals as a Replacement player. He appeared in two of the replacement games, replacing Shawn Halloran in the first and starting the second. He completed 11 of 20 passes for 183 yards, 1 touchdown and 2 interceptions. He was cut the following season and replaced by Tom Tupa.