A member of the inaugural Rockies team, Gainer was previously selected by the San Diego Padres in the 24th round of the 1990 MLB Draft. He then was sent by San Diego to Colorado in exchange for pitcher Denis Boucher in March 1993.\n', '

Gainer would make his Major League Baseball debut with the Rockies on May 14, 1993 as their starting first baseman and wore #37. At this time, Gainer became one of 22 players in Major League history to homer on the first pitch of their first Major League at bat.\n', '

Afterwards, Gainer appeared in his final game on October 2 of that year as a pinch-hitter for Lance Painter.\n', '

Return to Jay Gainer Autograph Profile