<Tr> <Th> Portrayed by </Th> <Th> Seasons </Th> <Th> No. of episodes </Th> <Th> First appearance </Th> </Tr> <Tr> <Td> Geoffrey Owens </Td> <Td> 4--8; recurring in 2&3 </Td> <Td> 44 </Td> <Td> "Cliff in Love" </Td> </Tr> <P> Elvin Tibideaux is Sondra's boyfriend, and later, husband . They met at Princeton, where they both earned degrees . The two constantly bickered during early episodes, until his interactions with the Huxtables, particularly Clair, challenged him to confront his "male - chauvinist" attitudes . </P> <P> When they return from their honeymoon, they shock Cliff and Clair by announcing their intentions to forego medical school and law school, and start a wilderness supply store in Brooklyn . When his children are born, Elvin then announces that he will re-apply to medical school . This decision later convinces Sondra to resume her studies at law school . </P>

Who played martin's parents on the cosby show