John Twomey may refer to:
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John Twomey (runner) (1923–2025), American athlete
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John Twomey (musician) (born c. 1940), American manualist
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John Twomey (hurler) (born 1962), Irish hurler
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John Twomey (sailor) (born 1955), Irish athlete and sailor
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John Twomey (trade unionist) John Twomey may refer to:
* John Twomey (runner) (1923–2025), American athlete
* John Twomey (musician) (born c. 1940), American manualist
* John Twomey (hurler) (born 1962), Irish hurler
* John Twomey (sailor) (born 1955), Irish athlete and ...
(born 1866), Welsh trade union leader
{{hndis, Twomey, John