Robert Flanagan

• Robert Flanagan (politician), American politician from Maryland
• Bob Flanagan (performance artist), American performance artist and writer
• Bob Flanigan (singer), American tenor vocalist and founding member of The Four Freshmen
• Bob Flanigan (footballer), Australian rules footballer
• Bob Flanagan, programmer of the video game Marble Madness
• Rob Flanagan, contestant on season 2 of ''The Apprentice''