<P> A winless season is a regular season in which a sports team fails to win any of their games . The antithesis of a perfect season , this ignominy has been suffered twelve times in professional American football , six times in arena football , three times in professional Canadian football , once each in American professional lacrosse and box lacrosse , more than twenty - five times in major Australian football leagues , thirteen times in top - level rugby league , at least twice in top - level rugby union , and twice in English county cricket . </P>
<P> A winless season is a regular season in which a sports team fails to win any of their games . The antithesis of a perfect season , this ignominy has been suffered twelve times in professional American football , six times in arena football , three times in professional Canadian football , once each in American professional lacrosse and box lacrosse , more than twenty - five times in major Australian football leagues , thirteen times in top - level rugby league , at least twice in top - level rugby union , and twice in English county cricket . </P>
how many times has a nfl teams lost every game
how many times has a nfl teams lost every game
twelve times
twelve times