The 1891 College Football All-America team is composed of college football players who were selected by Casper Whitney as the best players at their positions for the 1891 college football season. Whitney began publishing his All-America Team in 1889, and 1891 was the first year Whitney's list was published in Harper's Weekly.

All-American selections for 1891

Key

• CW = Casper Whitney, published in Harper's Weekly magazine.
• Bold = Consensus All-American^[1]

Ends

• Frank Hinkey, Yale (College Football Hall of Fame) (CW)
• Josh Hartwell, Yale (CW)

Tackles

• Wallace Winter, Yale (CW)
• Marshall Newell, Harvard (College Football Hall of Fame) (CW)

Guards

• Pudge Heffelfinger, Yale (College Football Hall of Fame) (CW)
• Jesse Riggs, Princeton (CW)

Center

• John Adams, Penn (CW)

Quarterback

• Philip King, Princeton (College Football Hall of Fame) (CW)

Halfbacks

• Everett J. Lake, Harvard (later Governor of Connecticut) (CW)
• Lee "Bum" McClung, Yale (College Football Hall of Fame) (CW)

Fullback

• Sheppard Homans, Jr., Princeton (CW)

Notes