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Oldest three siblings to run a marathon (aggregate age)

Oldest three siblings to run a marathon (aggregate age)
Anwenden
WHO
Yasuko Kojima, Kazuo Ito, Akira Ito
WHAT
242:317 year(s):day(s)
WHERE
Japan (Itabashi)
WHEN
15 March 2026
Age Restriction: Applications for this record title will only be accepted if the applicant is 16 years of age or over.

The oldest three siblings to run a marathon (aggregate age) are Yasuko Kojima (Japan, b. 16 October 1941), Kazuo Ito (Japan, b. 27 April 1945) and Akira Ito (Japan, b. 14 August 1948) with an aggregate age of 242 years 317 days, as verified in Itabashi, Tokyo, Japan, on 15 March 2026

The siblings have participated in marathons for many years, and this year, now that their average age has passed into the 80s, they decided to apply for this title. They all finished their run in the Itabashi City Marathon held on 15th March 2026.