This is the progression of world record improvements of the 800 metres M45 division of Masters athletics.

Key

HandAutoAthleteNationalityBirthdateLocationDate1:54.18 Saladin Allah 01.01.1960 Pomona02.07.20051:55.13 Anselm LeBourne 20.04.1959 Randalls Island26.06.20051:56.16 Ronald Mercelina 18.04.1946 Lisse07.07.19911:56.27 Donald Parker 1943 Los Angeles 12.05.19901:57.4 Klaus Mainka 12.03.1936 Neckargemuend 08.08.19811:57.9 Johan Hesselberg 03.06.1932 Gothenburg 09.08.19771:58.1 Bill Fitzgerald 20.05.1925 San Diego06.07.1973

References

Masters Athletics 800 m list