Main Characters Arthur Herbert "Fonzie" Fonzarelli 54 main appearances Marion "Mrs. C" Cunningham 54 main appearances Howard C. Cunningham 54 main appearances Joanie Louise Cunningham 48 main appearances Warren "Potsie" Weber 44 main appearances Richard J. "Richie" Cunningham 37 main appearances Ralph Malph 37 main appearances Charles "Chachi" Arcola 18 main appearances Alfredo "Al" Delvecchio 13 main appearances Roger Phillips 8 main appearances Lori Beth Allen Cunningham 8 main appearances Ashley Pfister 5 main appearances Jenny Piccalo 6 main appearances
Recurring Guest Characters Bellhop 1 guest appearances Wilbur 1 guest appearances Dr. Logan 1 guest appearances Mr. Vanburen 1 guest appearances Movie Director 1 guest appearances Army Sgt. Betchler 1 guest appearances DJ Charlie The Prince 1 guest appearances Frederick Hamilton 1 guest appearances Monique 1 guest appearances Bobby Burns 1 guest appearances Eddie 1 guest appearances Mr. Rudi 1 guest appearances Professor Thomas 1 guest appearances Male Student 1 guest appearances Tommy 1 guest appearances Nancy Haley 1 guest appearances Woman 1 guest appearances Orville 1 guest appearances Customer 1 guest appearances Cindy 1 guest appearances ⇤ « 1 2 3 4 » ⇥