Allen Americans was created in 2009.
Allen's was created in 1955.
The question is grammatically incorrect. It should be "Who were the native Americans who helped Samuel Allen?"
Allen Theatre was created in 1921.
Allen Hotel was created in 1914.
Allen Wranglers was created in 2000.
Allen Academy was created in 1886.
Annie Allen was created in 1949.
Bishop Allen was created in 2003.
Allen Kingston was created in 1907.
The Allen Group was created in 1991.
Bart Allen was created in 1994.
Ruby Allen was created in 2005.