He was born to Margaret Clements Lockyer (died 1861) and actor Joseph Jefferson.

[1] The Burns Mantle Yearbook reported that he was sixth in a line of famous Jeffersons.

[2] He had leading roles in several films including The Grim Game (1919) with Harry Houdini.

He also starred in two film adaptations of Rip Van Winkle as the title character, a role his father had performed on stage.

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