16 March 2023

AG 30	10000m Men	13.40,47	Ole Bjørnsmoen NÆSS	M30		NOR	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 40	5000m Women	8.16,73	Imme KAMPEN	L40		NED	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 55	1500m Men	1.56,70	Martin HÄNGGI	M55		SUI	3rd Masters International Thialf Record Races Heerenveen (NED)
	10000m Men	13.51,84	Martin HÄNGGI	M55		SUI	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 60	10000m Women	18.19,47	Ciska STARK	L60		NED	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 65	10000m Men	15.48,35	John van der VLUGT	M65		NED	3rd Masters International Thialf Record Races Heerenveen (NED)
	10000m Women	18.21,04	Guylaine LAROUCHE	L65		CAN	3rd Masters International Thialf Record Races Heerenveen (NED)

15 March 2023

AG 30	5000m Men	6.37,10	Ole Bjørnsmoen NÆSS	M30		NOR	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 45	10000m Men	14.17,87	Robert WIERTS	M45		NED	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 55	5000m Men	6.44,03	Martin HÄNGGI	M55		SUI	3rd Masters International Thialf Record Races Heerenveen (NED)
AG 65	5000m Men	7.41,82	John van der VLUGT	M65		NED	3rd Masters International Thialf Record Races Heerenveen (NED)
	5000m Women	8.47,36	Guylaine LAROUCHE	L65		CAN	3rd Masters International Thialf Record Races Heerenveen (NED)