Marcus O’Sullivan
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Marcus O’Sullivan is a distinguished Irish middle-distance runner who gained fame for winning a gold medal at the 1987 World Indoor Athletics Championships and has been a prominent figure in Irish athletics.
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Recent news mentions
Marcus O’Sullivan broke the world indoor 1,500m record in 1989.
The shifting psychology behind breaking a world record – The Irish TimesThe Irish Times – major Irish daily, est. 1859·
Ireland· 2026-02-01
Ireland· 2026-02-01
Marcus O'Sullivan was part of the mile-relay team that broke the world record.
Ireland’s relay stars part of an ‘overnight’ success story stretching back to Ronnie Delany in the 1950s – The Irish TimesThe Irish Times – major Irish daily, est. 1859·Ireland· 2025-05-10
Ireland· 2025-05-10
Marcus O’Sullivan won 1,500m silver in 1985.
why more Irish medal hopes are being driven by foreign coaches – The Irish TimesThe Irish Times – major Irish daily, est. 1859·Ireland· 2025-03-02
Ireland· 2025-03-02
Marcus O’Sullivan won gold at the first World Indoor Athletics Championships in 1987.
the odyssey of the Irish Indoor Championships – The Irish TimesThe Irish Times – major Irish daily, est. 1859·Ireland· 2025-02-22
Ireland· 2025-02-22
