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"had undergone surgery" vs "Had underwent surgery"

The correct phrase is 'had undergone surgery.' 'Undergone' is the past participle form of the verb 'undergo,' which is the correct form to use in this context. 'Underwent' is the simple past form of the verb and is not appropriate in this case.

Last Updated: March 20, 2024

had undergone surgery

This is correct

Use this phrase when explaining that someone had had an operation.

ExpertExplanation provided by a TextRanch English expert


Some examples from our editors:

  • He had undergone surgery shortly before his demise.
  • She had undergone surgery before the school year.

Some alternatives from our editors:

  • had undergone an operation
  • had undergone surgical treatment

Had underwent surgery

This phrase is incorrect in English. 'Underwent' is the simple past form of the verb 'undergo' and should not be used with 'had.'

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