Lewis Gardner, a notorious "bad man" in Texas.
Big Phil Gardner, a notorious desperado in Colorado.
Pliny Gardner, a professional gunfighter and member of the infamous Daly Gang in California.
Jerry Gardner, a noted buffalo hunter and cold blooded killer.
John Gardner, a cowboy, Texas Ranger, and an alleged member of the Sam Bass Gang.
Lige Gardner, a noted Texas gunman.
George Gardner, a noted Missouri horse thief and bad man.
G. L. Gardner, a desperado and deputy marshal.
Joe Gardner, a cowboy and desperado.
Charles Gardner, a gambler and gunman in New Mexico.
H. L. "Black Bart" Gardner, a highwayman and stagecoach robber in California.
Walter Gardner, a train robber in Texas.
Ed Gardner, a deputy marshal and alleged member of the Dalton Gang.
Tom Gardner, a cowboy, fast gun, and rancher in Wyoming.
Billy Gardner, a noted fast gun in Texas and New Mexico.
Nicholas Gardner, a member of an outlaw gang who served time in Leavenworth.
Matt Gardner, a cowboy, Texas Ranger, and vigilante known for capturing bandits.
Roy Gardner, a notorious outlaw, bandit, mail train robber, and escape artist who was later sent to Alcatraz Island.



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