Sylvester Stallone
Randy Sumner
Gary Glitter
John Rambo
Sylvester Stallone.
The only person John Rambo is Based ON is John rambo But to answer Your question he is a fictional character (that means he is not real).
Dack Rambo's birth name is Norman Jay Rambo.
David Rambo's birth name is David George Rambo.
Dirk Rambo's birth name is Orman Ray Rambo.
John James Rambo.
John
Rambo Amadeus's birth name is Antonije Pusic.
John James Rambo.
Dottie Rambo's birth name is Joyce Reba Lutrell.
First Blood (1982) Rambo: First Blood Part II (1985) Rambo III (1988) Rambo (2008)