Joseph Dwyer may refer to:

• Joseph Dwyer (physicist) (born 1963), American physicist
• Joseph Dwyer (engineer) (1939–2021), British civil engineer and businessman
• Joseph Wilfrid Dwyer (1869–1939), Australian bishop
• Joe Dwyer (1903–1992), baseball player
• Joseph Patrick Dwyer (1976–2008), American soldier
• Joseph Dwyer (American football) (died 1968), American football coach
• Joseph Dwyer, a character in the 1988 film 555