<Table> <Tr> <Th_colspan="2"> Cleveland Browns </Th> </Tr> <Tr> <Td_colspan="2"> Current season </Td> </Tr> <Tr> <Td_colspan="2"> Established June 4, 1944; 73 years ago (June 4, 1944) First season: 1946 Play in FirstEnergy Stadium Cleveland, Ohio Headquartered in the Cleveland Browns Training and Administrative Complex Berea, Ohio </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Logo </Td> <Td> Wordmark </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> League / conference affiliations </Th> </Tr> <Tr> <Td_colspan="2"> <P> All - America Football Conference (1946--1949) </P> <Ul> <Li> Western Division (1946--1948) </Li> </Ul> <P> National Football League (1950--present) </P> <Ul> <Li> American Conference (1950--1952) </Li> <Li> Eastern Conference (1953--1969) <Ul> <Li> Century Division (1967--1969) </Li> </Ul> </Li> <Li> American Football Conference (1970--1995; 1999--present) <Ul> <Li> AFC Central (1970--1995; 1999--2001) </Li> <Li> AFC North (2002--present) </Li> </Ul> </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> Current uniform </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Team colors </Th> <Td> <P> Brown, Orange, White </P> </Td> </Tr> <Tr> <Th> Mascot </Th> <Td> Chomps, Swagger, Brownie the Elf </Td> </Tr> <Tr> <Th_colspan="2"> Personnel </Th> </Tr> <Tr> <Th> Owner (s) </Th> <Td> Jimmy Haslam Dee Haslam </Td> </Tr> <Tr> <Th> President </Th> <Td> Paul DePodesta </Td> </Tr> <Tr> <Th> General manager </Th> <Td> John Dorsey </Td> </Tr> <Tr> <Th> Head coach </Th> <Td> Hue Jackson </Td> </Tr> <Tr> <Th_colspan="2"> Team history </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Cleveland Browns (1946--1995, 1999--present) </Li> <Li> Suspended operations (1996--1998) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Championships </Th> </Tr> <Tr> <Td_colspan="2"> <P> League championships (8) </P> <Ul> <Li> AAFC Championships (4) 1946, 1947, 1948, 1949 </Li> <Li> NFL Championships (4) 1950, 1954, 1955, 1964 </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> <P> Conference championships (11) </P> <Ul> <Li> NFL American: 1950, 1951, 1952 </Li> <Li> NFL Eastern: 1953, 1954, 1955, 1957, 1964, 1965, 1968, 1969 </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> <P> Division championships (12) </P> <Ul> <Li> AAFC Western: 1946, 1947, 1948 </Li> <Li> NFL Century: 1967, 1968, 1969 </Li> <Li> AFC Central: 1971, 1980, 1985, 1986, 1987, 1989 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Playoff appearances (28) </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> AAFC: 1946, 1947, 1948, 1949 </Li> <Li> NFL: 1950, 1951, 1952, 1953, 1954, 1955, 1957, 1958, 1964, 1965, 1967, 1968, 1969, 1971, 1972, 1980, 1982, 1985, 1986, 1987, 1988, 1989, 1994, 2002 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Home fields </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Cleveland Stadium (1946--1995) </Li> <Li> FirstEnergy Stadium (1999--present) </Li> </Ul> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Cleveland Browns </Th> </Tr>

When did the cleveland browns win a championship
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