Brooks' major-league debut came at the relatively advanced age of 27 on May 30, 1925.
Jenkins made his major-league debut as a 22-year-old in as a relief pitcher.
Sampson made his major-league debut with the Twins in September 1998.
Barnes was called up to the Indians on May 30, 2012; he made his major-league debut that evening.
He made his major-league debut for the Reds on July 2, 2009.
The 26-year-old Hillman made his major-league debut in the seventh inning tonight.
Pettini made his major-league debut for the Giants on July 10, 1980.
Less than two weeks later, Romine would make his major-league debut.
Henderson made his major-league debut on June 24, 1979, with Oakland.
The Astros promoted him on June 10, 1995, and he made his major-league debut a day later.