World RecordsLast changed 1 Jul 2018
MenLong Course (50m)
Lastname, firstnameYoBClubTimeDateCity (Nation)
Freestyle
50mCIELO, Cesar1987Brazil20.9118 Dec 2009Sao Paulo (BRA)
100mCIELO, Cesar1987Brazil46.9130 Jul 2009Rome (ITA)
200mBIEDERMANN, Paul1986Germany1:42.0028 Jul 2009Rome (ITA)
400mBIEDERMANN, Paul1986Germany3:40.0726 Jul 2009Rome (ITA)
800mZHANG, Lin1987China7:32.1229 Jul 2009Rome (ITA)
1500mSUN, Yang1991China14:31.024 Aug 2012London (GBR)
Backstroke
50mTANCOCK, Liam1985Great Britain24.042 Aug 2009Rome (ITA)
100mMURPHY, Ryan F1995United States51.8513 Aug 2016Rio (BRA)
200mPEIRSOL, Aaron1983United States1:51.9231 Jul 2009Rome (ITA)
Breaststroke
50mPEATY, Adam1994Great Britain25.9525 Jul 2017Budapest (HUN)
100mPEATY, Adam1994Great Britain57.137 Aug 2016Rio (BRA)
200mWATANABE, Ippei1997Japan2:06.6729 Jan 2017Tokyo (JPN)
Butterfly
50mGOVOROV, Andriy1992Ukraine22.27 1 Jul 2018Rome (ITA)
50mMUNOZ PEREZ, Rafael1988Spain22.435 Apr 2009Malaga (ESP)
100mPHELPS, Michael1985United States49.821 Aug 2009Rome (ITA)
200mPHELPS, Michael1985United States1:51.5129 Jul 2009Rome (ITA)
Medley
200mLOCHTE, Ryan1984United States1:54.0028 Jul 2011Shanghai (CHN)
400mPHELPS, Michael1985United States4:03.8410 Aug 2008Beijing (CHN)
Relays
4 x 100m FreestyleUnited States3:08.2411 Aug 2008Beijing (CHN)
Phelps M., Weber-Gale G., Jones C., Lezak J.
4 x 200m FreestyleUnited States6:58.5531 Jul 2009Rome (ITA)
Phelps M., Berens R., Walters D., Lochte R.
4 x 100m MedleyUnited States3:27.282 Aug 2009Rome (ITA)
Peirsol A., Shanteau E., Phelps M., Walters D.
Relays - Mixed
4 x 100m Freestyle (Mixed)United States3:19.6029 Jul 2017Budapest (HUN)
Dressel C., Adrian N., Comerford M., Manuel S.
4 x 100m Medley (Mixed)United States3:38.5626 Jul 2017Budapest (HUN)
Grevers M., King L., Dressel C., Manuel S.

Please visit the offical website to see the offical version of these records.
Pending record ratification