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I would like to know which of the options below is correct:

  1. 'It is mine and John's favourite'
  2. 'It is my and John's favourite'

Or if both are incorrect, what would be the correct way to phrase this?

marked as duplicate by k1eran, JonMark Perry, ab2, AndyT, Rory Alsop Aug 24 '18 at 7:44

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This structure is not used, for more than one reason.

Try instead,

It's (a/the) favorite of John and I.


It's (a/the) favorite of John's as also mine.

That said, songs can have their words and sentences whichever way the lyricist fancies.


It was a favorite of John's and mine as well. We all shared a deep appreciation for Vonnegut's wonderfully wry and sardonic sci-fi classic, …

(Loren, et al., High Notes: A Rock Memoir, 2014, Google Books, Ch.26)

  • 4
    Traditionalist prescriptivists would object to "of John and I", and say that it should be "of John and me" because the coordinate noun phrase is the object of the preposition "of". – sumelic Aug 22 '18 at 9:11
  • @sumelic Not everyone today writes for a traditionalist prescriptivist readership, though. – Kris Aug 26 '18 at 10:55

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