14 of the pieces have never been to the UK before.
17 items by the US artist are now up in Oxford, at the world’s oldest public museum.
They include his famous balloon dogs and his recent Gazing Ball paintings and sculptures.
Curated with Koons himself, the show features works from the 1980s to today.
Jeff Koons said: 'I couldn’t think of a better place to have a dialogue about art today and what it can be.'
The contemporary artist is known for pushing the boundaries of art.
Koons held an 'in conversation' event at the Sheldonian Theatre last night with Martin Kemp, an Emeritus Professor of Art History.
The Ashmolean exhibition runs until June 9th.
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