Main Characters Leonard Leakey Hofstadter 279 main appearances Sheldon Lee Cooper 279 main appearances Howard Joel Wolowitz 279 main appearances Rajesh Ramayan Koothrappali 279 main appearances Penny 276 main appearances Bernadette Marianne Rostenkowski 204 main appearances Amy Farrah Fowler 199 main appearances Stuart Bloom 59 main appearances Emily Sweeney 5 main appearances Leslie Winkle 4 main appearances
Recurring Guest Characters Penny 1 guest appearances Bernadette Marianne Rostenkowski 5 guest appearances Amy Farrah Fowler 4 guest appearances Stuart Bloom 25 guest appearances Mrs. Wolowitz 39 guest appearances Barry Kripke 25 guest appearances Emily Sweeney 12 guest appearances Wil Wheaton 17 guest appearances Dr. Beverly Hofstadter 16 guest appearances Dr. V.M. Koothrappali 16 guest appearances Bertram "Bert" Kibbler 15 guest appearances Mary Cooper 14 guest appearances President Siebert 13 guest appearances Priya 12 guest appearances Zack 11 guest appearances Halley 11 guest appearances Mrs. Koothrappali 10 guest appearances Leslie Winkle 5 guest appearances Anu 9 guest appearances Lucy 8 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥