Last Undefeated Team

A season-by-season breakdown of the last undefeated team (or teams) in each league, including playoffs. This list indicates the teams who won the most games in a season before suffering their first loss.

Undefeated Teams

Undefeated Teams Table
Year Lg Tm Record First Loss Final Record Playoff Result
2023NFLEagles5-0-020-14 @ Jets11-7-0Lost WC
NFL49ers5-0-019-17 @ Browns14-6-0Lost SB
2022NFLEagles8-0-032-21 vs. Commanders16-4-0Lost SB
2021NFLCardinals7-0-024-21 vs. Packers11-7-0Lost WC
2020NFLSteelers11-0-023-17 vs. Football Team12-5-0Lost WC
2019NFLPatriots8-0-037-20 @ Ravens12-5-0Lost WC
NFL49ers8-0-027-24 vs. Seahawks15-4-0Lost SB
2018NFLRams8-0-045-35 @ Saints15-4-0Lost SB
2017NFLChiefs5-0-019-13 vs. Steelers10-7-0Lost WC
2016NFLVikings5-0-021-10 @ Eagles8-8-0Missed Playoffs
2015NFLPanthers14-0-020-13 @ Falcons17-2-0Lost SB
2014NFLBengals3-0-043-17 @ Patriots10-6-1Lost WC
NFLCardinals3-0-041-20 @ Broncos11-6-0Lost WC
NFLEagles3-0-026-21 @ 49ers10-6-0Missed Playoffs
2013NFLChiefs9-0-027-17 @ Broncos11-6-0Lost WC
2012NFLFalcons8-0-031-27 @ Saints14-4-0Lost Conf
2011NFLPackers13-0-019-14 @ Chiefs15-2-0Lost Div
2010NFLBears3-0-017-3 @ Giants12-6-0Lost Conf
NFLChiefs3-0-019-9 @ Colts10-7-0Lost WC
NFLSteelers3-0-017-14 vs. Ravens14-5-0Lost SB
2009NFLColts14-0-029-15 vs. Jets16-3-0Lost SB
2008NFLTitans10-0-034-13 vs. Jets13-4-0Lost Div
2007NFLPatriots18-0-017-14 @ Giants18-1-0Lost SB
2006NFLColts9-0-021-14 @ Cowboys16-4-0Won SB
2005NFLColts13-0-026-17 vs. Chargers14-3-0Lost Div
2004NFLEagles7-0-027-3 @ Steelers15-4-0Lost SB
2003NFLChiefs9-0-024-19 @ Bengals13-4-0Lost Div
2002NFLRaiders4-0-028-13 @ Rams13-6-0Lost SB
NFLChargers4-0-026-9 @ Broncos8-8-0Missed Playoffs
2001NFLRams6-0-034-31 vs. Saints16-3-0Lost SB
2000NFLVikings7-0-041-13 @ Buccaneers12-6-0Lost Conf
1999NFLRams6-0-024-21 @ Titans16-3-0Won SB
1998NFLBroncos13-0-020-16 @ Giants17-2-0Won SB
1997NFLBroncos6-0-028-25 @ Raiders16-4-0Won SB
1996NFLColts4-0-016-13 @ Bills9-8-0Lost WC
NFLChiefs4-0-022-19 @ Chargers9-7-0Missed Playoffs
NFLVikings4-0-015-10 @ Giants9-8-0Lost WC
1995NFLCowboys4-0-027-23 @ Redskins15-4-0Won SB
NFLDolphins4-0-027-24 vs. Colts9-8-0Lost WC
NFLRams4-0-021-18 @ Colts7-9-0Missed Playoffs
1994NFLChargers6-0-020-15 vs. Broncos13-6-0Lost SB
1993NFLSaints5-0-037-14 @ Steelers8-8-0Missed Playoffs
1992NFLDolphins6-0-031-20 vs. Colts12-6-0Lost Conf
1991NFLRedskins11-0-024-21 vs. Cowboys17-2-0Won SB
1990NFLGiants10-0-031-13 @ Eagles16-3-0Won SB
NFL49ers10-0-028-17 vs. Rams15-3-0Lost Conf
1989NFLRams5-0-023-20 @ Bills13-6-0Lost Conf
1988NFLBengals6-0-027-21 @ Patriots14-5-0Lost SB
1987NFLBears4-0-019-17 vs. Saints11-5-0Lost Div
1986NFLBears6-0-023-7 @ Vikings14-3-0Lost Div
NFLBroncos6-0-022-10 @ Jets13-6-0Lost SB
1985NFLBears12-0-038-24 @ Dolphins18-1-0Won SB
1984NFLDolphins11-0-034-28 @ Chargers16-3-0Lost SB
1983NFLCowboys7-0-040-38 vs. Raiders12-5-0Lost WC
1982NFLRedskins4-0-024-10 vs. Cowboys12-1-0Won SB
1981NFLEagles6-0-035-23 @ Vikings10-7-0Lost WC
1980NFLBills5-0-017-12 vs. Colts11-6-0Lost Div
1979NFLBuccaneers5-0-017-14 @ Giants11-7-0Lost Conf
1978NFLSteelers7-0-024-17 vs. Oilers17-2-0Won SB
NFLRams7-0-010-3 vs. Saints13-5-0Lost Conf
1977NFLCowboys8-0-024-17 vs. Cardinals15-2-0Won SB
1976NFLVikings6-0-114-13 @ Bears13-3-1Lost SB
1975NFLVikings10-0-031-30 @ Redskins12-3-0Lost Div
1974NFLCardinals7-0-017-14 @ Cowboys10-5-0Lost Div
1973NFLVikings9-0-020-14 @ Falcons14-3-0Lost SB
1972NFLDolphins17-0-0Undefeated17-0-0Won SB
1971NFLRedskins5-0-027-20 @ Chiefs9-5-1Lost Div
1970NFLBroncos3-0-035-23 @ Raiders5-8-1Missed Playoffs
NFLLions3-0-031-10 @ Redskins10-5-0Lost Div
NFLRams3-0-020-6 vs. 49ers9-4-1Missed Playoffs
1969AFLRaiders6-0-131-17 @ Bengals13-2-1Lost Conf
1969NFLRams11-0-020-13 vs. Vikings11-4-0Lost Div
1968AFLRaiders4-0-023-14 vs. Chargers13-3-0Lost Conf
1968NFLCowboys6-0-028-17 vs. Packers12-3-0Lost Div
NFLRams6-0-027-10 @ Colts10-3-1Missed Playoffs
1967AFLChargers5-0-151-10 @ Raiders8-5-1Missed Playoffs
1967NFLColts11-0-234-10 @ Rams11-1-2Missed Playoffs
1966AFLJets4-0-124-0 @ Oilers6-6-2Missed Playoffs
1966NFLCardinals5-0-126-20 @ Redskins8-5-1Missed Playoffs
1965AFLChargers5-0-222-6 vs. Patriots9-3-3Lost Champ
1965NFLPackers6-0-031-10 @ Bears12-3-1Won Champ
1964AFLBills9-0-036-28 vs. Patriots13-2-0Won Champ
1964NFLBrowns3-0-123-7 vs. Steelers11-3-1Won Champ
NFLCardinals3-0-147-27 @ Colts9-3-2Missed Playoffs
1963AFLChargers3-0-050-34 @ Broncos12-3-0Won Champ
1963NFLBrowns6-0-033-6 vs. Giants10-4-0Missed Playoffs
1962AFLTexans3-0-032-28 @ Chargers12-3-0Won Champ
1962NFLPackers10-0-026-14 @ Lions14-1-0Won Champ
1961AFLChargers11-0-033-13 @ Oilers12-3-0Lost Champ
1961NFLCowboys2-0-025-7 @ Browns4-9-1Missed Playoffs
NFLLions2-0-049-0 vs. 49ers8-5-1Missed Playoffs
NFLEagles2-0-030-27 vs. Cardinals10-4-0Missed Playoffs
1960AFLBroncos2-0-028-24 @ Titans4-9-1Missed Playoffs
AFLOilers2-0-014-13 vs. Raiders11-4-0Won Champ
1960NFLGiants3-0-120-13 vs. Cardinals6-4-2Missed Playoffs
1959NFLPackers3-0-045-6 vs. Rams7-5-0Missed Playoffs
1958NFLColts6-0-024-21 @ Giants10-3-0Won Champ
1957NFLBrowns3-0-017-7 @ Eagles9-3-1Lost Champ
NFLColts3-0-031-27 @ Lions7-5-0Missed Playoffs
1956NFLLions6-0-018-17 @ Redskins9-3-0Missed Playoffs
1955NFLColts3-0-038-10 @ Bears5-6-1Missed Playoffs
NFLRams3-0-030-28 @ Packers8-4-1Lost Champ
1954NFL49ers4-0-131-27 vs. Bears7-4-1Missed Playoffs
1953NFLBrowns11-0-042-27 @ Eagles11-2-0Lost Champ
1952NFL49ers5-0-020-17 vs. Bears7-5-0Missed Playoffs
1951NFLGiants3-0-114-13 @ Browns9-2-1Missed Playoffs
1950NFLGiants3-0-017-6 vs. Steelers10-3-0Lost Div
1949AAFCBrowns4-0-156-28 @ 49ers11-1-2Won Champ
1949NFLRams6-0-038-14 @ Eagles8-3-2Lost Champ
1948AAFCBrowns14-0-0Undefeated14-0-0Won Champ
1948NFLBears4-0-012-7 @ Eagles10-2-0Missed Playoffs
1947AAFCBrowns5-0-013-10 vs. Dons13-1-1Won Champ
1947NFLCardinals3-0-027-7 @ Rams10-3-0Won Champ
1946AAFCBrowns7-0-034-20 vs. 49ers13-2-0Won Champ
1946NFLBears3-0-114-0 @ Giants9-2-1Won Champ
NFLRedskins3-0-128-24 vs. Eagles5-5-1Missed Playoffs
1945NFLRams4-0-028-14 @ Eagles10-1-0Won Champ
1944NFLEagles5-0-228-7 vs. Bears7-1-2Missed Playoffs
1943NFLBears7-0-121-7 @ Redskins9-1-1Won Champ
1942NFLBears11-0-014-6 @ Redskins11-1-0Lost Champ
1941NFLBears5-0-016-14 vs. Packers12-1-0Won Champ
NFLGiants5-0-016-13 @ Dodgers8-4-0Lost Champ
1940NFLRedskins7-0-016-14 @ Dodgers9-3-0Lost Champ
1939NFLGiants5-0-118-14 @ Lions9-2-1Lost Champ
1938NFLBears3-0-014-7 @ Rams6-5-0Missed Playoffs
NFLRedskins2-0-110-7 vs. Giants6-3-2Missed Playoffs
1937NFLBears5-0-124-14 vs. Packers9-2-1Lost Champ
1936NFLBears6-0-021-10 vs. Packers9-3-0Missed Playoffs
1935NFLCardinals2-0-117-13 @ Pirates6-4-2Missed Playoffs
1934NFLBears13-0-030-13 @ Giants13-1-0Lost Champ
1933NFLBears6-0-010-0 @ Redskins11-2-1Won Champ
1932NFLPackers8-0-16-0 @ Giants10-3-1
1931NFLPackers9-0-021-13 @ Cardinals12-2-0
1930NFLPackers8-0-013-6 @ Cardinals10-3-1
1929NFLPackers12-0-1Undefeated12-0-1
1928NFLBears2-0-116-6 vs. Packers7-5-1
NFLWolverines3-0-025-7 @ Yellow Jackets7-2-1
NFLYellow Jackets3-0-013-0 vs. Yankees11-3-2
1927NFLBears5-0-126-6 @ Yankees9-3-2
1926NFLBears11-0-27-6 @ Yellow Jackets12-1-3
1925NFLPanthers6-0-214-0 @ Bears8-2-2
1924NFLBulldogs5-0-112-7 vs. Yellow Jackets7-1-1
1923NFLBulldogs11-0-1Undefeated11-0-1
1922NFLBulldogs10-0-2Undefeated10-0-2
1921APFAAll-Americans9-0-210-7 @ Staleys9-1-2
1920APFAPros8-0-3Undefeated8-0-3