Yellow jack (disambiguation)

The yellow jack is a species of offshore marine fish in the jack family.

Yellow jack may also refer to:

• Yellow Jack (Film), a 1938 film
• Yellow Jack (Play), a 1934 American play
• Yellow jack (bacterial disease), a condition diagnosed by stool test
• Yellow Jack (terminology), seafaring term for flags representing ships infected with yellow fever
• Yellow jack (viral disease), an acute tropical viral disease