Sean McCann may refer to:
Sean McCann (actor) (1935 – 2019), Canadian television actor Sean McCann (ice hockey) (born 1971), Canadian ice hockey coach and former All-American for Harvard. Séan McCann (musician) (born 1967), Canadian, member of Great Big Sea and Sean McCann & The Committed Sean McCann (politician) (born 1971), Michigan State Representative and State Senator Sean McCann (Irish Army general) (born 1950), Irish Defence Forces Chief of Staff Sean McCann (swimmer) (born 2005), British swimmer