Ernest Moore may refer to:
- Ernest Moore (painter) (1865-1940), British painter
- Ernest Moore (professor), former congressional aide and college professor
- Ernest Carroll Moore, American philosophy and education professor, founder of University of California, Los Angeles
- Ernest E. Moore (1881–1962), American attorney and politician in Vermont
- Ernest Eugene "Gene" Moore Jr. American trauma surgeon
- Ernest Robert Moore (1869–1957), American politician and banker