Brian Donnelly

Brian Donnelly may refer to:

• Brian Donnelly (hurler) (born 1961), Irish retired hurler
• Brian Donnelly (New Zealand politician) (1949–2008), member of the New Zealand First party
• Brian Donnelly (British diplomat), retired United Kingdom diplomat
• Brian J. Donnelly (1946–2023), U.S. Representative from Massachusetts, 1979–1993
• Bryan Donnelly (rower) (born 1975), Canadian Olympic rower
• Kaws (Brian Donnelly, born 1974), American artist and designer