Ali ibn Isa can refer to:

• Ali ibn Isa ibn Mahan (died 811), Abbasid military leader
• Ali ibn Isa al-Jarrah (859–946), Abbasid vizier
• Ali ibn Isa al-Asturlabi (9th century), Arab astronomer and geographer
• Ali ibn Isa al-Kahhal (11th century), Arab oculist

• Biathlon at the 1992 Winter Olympics – Men's relay
• Biathlon at the 1992 Winter Olympics – Men's sprint
• Biathlon at the 1992 Winter Olympics – Women's individual
• Biathlon at the 1992 Winter Olympics – Women's relay
• Biathlon at the 1992 Winter Olympics – Women's sprint
• Biathlon at the 1994 Winter Olympics – Men's individual
• Biathlon at the 1994 Winter Olympics – Men's relay
• Biathlon at the 1994 Winter Olympics – Men's sprint
• Biathlon at the 1994 Winter Olympics – Women's individual
• Biathlon at the 1994 Winter Olympics – Women's relay
• Biathlon at the 1994 Winter Olympics – Women's sprint
• Biathlon at the 1998 Winter Olympics – Men's individual
• Biathlon at the 1998 Winter Olympics – Men's relay
• Biathlon at the 1998 Winter Olympics – Men's sprint
• Biathlon at the 1998 Winter Olympics – Women's individual
• Biathlon at the 1998 Winter Olympics – Women's relay
• Biathlon at the 1998 Winter Olympics – Women's sprint
• Biathlon at the 2002 Winter Olympics – Men's individual
• Biathlon at the 2002 Winter Olympics – Men's pursuit
• Biathlon at the 2002 Winter Olympics – Men's relay
• Biathlon at the 2002 Winter Olympics – Men's sprint
• Biathlon at the 2002 Winter Olympics – Women's individual
• Biathlon at the 2002 Winter Olympics – Women's pursuit
• Biathlon at the 2002 Winter Olympics – Women's relay
• Biathlon at the 2002 Winter Olympics – Women's sprint