Mickey Welch, Amos Rusie and Larry Jansen each had five Opening Day starts for the team.
Christy Mathewson, Red Ames, Jeff Tesreau and Bill Voiselle all had four Opening Day starts apiece for the Giants.
[3] Other pitchers who had multiple Opening Day starts for the New York Giants were Hal Schumacher with three such starts, and Joe McGinnity, Rube Marquard, Jesse Barnes, Art Nehf, Virgil Barnes, Bill Walker and Sal Maglie with two apiece.
[3] Seven Hall of Fame pitchers made Opening Day starts for the New York Giants — Welch, Tim Keefe, Rusie, Mathewson, McGinnity, Marquard and Hubbell.
Their Opening Day starting pitchers in those years were Joe McGinnity in 1905, Phil Douglas in 1921, Art Nehf in 1922, Carl Hubbell in 1933 and Sal Maglie in 1954.