Main Characters Clair Olivia Hanks Huxtable 9 main appearances Dr. Heathcliff "Cliff" Huxtable 9 main appearances Theodore Aloysius "Theo" Huxtable 8 main appearances Vanessa Huxtable 8 main appearances Rudith Lillian "Rudy" Huxtable 7 main appearances Olivia Kendall 5 main appearances Sondra Huxtable Tibideaux 4 main appearances Elvin Tibideaux 4 main appearances Denise Huxtable 1 main appearances Lt. Martin Kendall Pam Tucker
Recurring Guest Characters Dabnis Brickey 6 guest appearances Denise Huxtable 1 guest appearances Nicki Phillips 1 guest appearances Iris 1 guest appearances Mrs. Jennings 1 guest appearances NBC News correspondent 1 guest appearances Mrs. Lebeau 1 guest appearances Scott Kelly 1 guest appearances Jill Kelly 1 guest appearances Walter 'Cockroach' Bradley 1 guest appearances Waiter 1 guest appearances Norman Kirby 1 guest appearances