Masters W65 300 metres hurdles world record progression explained

This is the progression of world record improvements of the 300 metres hurdles W65 division of Masters athletics.

Key:

Hand	Auto	Athlete	Nationality	Birthdate	Age	Location	Date	Ref
	52.41	Jane Horder		18 January 1957		Pescara	22 September 2023	^[1]
	52.33	Jane Horder		18 January 1957		Tampere	5 July 2022	^[2]
	52.70	Jane Horder		18 January 1957		Derby	11 June 2022
	53.42	Jane Horder		18 January 1957		Nuneaton	4 June 2022
	54.00	Karla Del Grande		27 March 1953		Toronto	15 August 2021
	54.06	Marge Allison		13 September 1944		Sacramento	6 July 2011
	55.30	Oddbjørg Haakensveen		29 April 1945		Nyíregyháza	15 July 2010
	55.69	Rietje Dijkman		21 June 1939		Edmonton	26 July 2005
	1:01.36	Renate Schaden		17 February 1939		Arhus	25 July 2004
	1:01.79	Leili Kaas		1 October 1934	68		2003
	1:02.45	Betty Vosburgh		1931	66	San Jose	9 August 1997
	1:05.67	Isabel Hofmeyr		4 June 1928		Miyazaki	13 October 1993
	1:08.23	Else Laine			65	Turku	July 1991	^[3] ^[4]

References

Masters Athletics 300 m hurdles list

Notes and References

1. Web site: 300m Hurdles Result. FIDAL. 22 September 2023. 23 September 2023.
2. Web site: Women's W65 300m Hurdles Results. tuloslista.com. 5 July 2022. 1 October 2022.
3. Web site: IX WAVA World Veterans Championships . Museum of Masters Track & Field .
4. News: 5000 Athletes Triumph in WAVA World Championships . September 1991 . Museum of Masters Track & Field . National Masters News .