Leonard Leakey Hofstadter, Ph.D., is a fictional character in the CBS
sitcom The Big Bang Theory, in which he is portrayed by actor Johnny
Galecki. Leonard is an experimental physicist, who shares an apartment
with colleague and best friend Dr. Sheldon Cooper (Jim Parsons). For
his portrayal, Galecki was nominated for a Primetime Emmy Award and a
Golden Globe Award in 2011.Penny (Kaley Cuoco) is Leonard's next-door
neighbor and main love interest, and the teasing of romance between
the two of them is a major force driving the series. In "The Gorilla
Dissolution", they finally become engaged, marrying in Las Vegas at
the beginning of season 9.Leonard is named after actor/producer
Sheldon Leonard, and Nobel Prize in Physics Laureate Robert
Hofstadter. Johnny Galecki was originally asked to play the role of
Sheldon Cooper, but thought he would be "better suited" for the
character of Leonard. Leonard is one of four characters to appear in
every episode of the series, along with Sheldon, Howard Wolowitz and
Raj Koothrappali. Leonard Hofstadter Biography, NetWorth, Height, Age, Weight, Family, Married, Son, Daughter