WILL Arnett and his girlfriend Alessandra Brawn have split after six years together, The U.S. Sun can report.

The Arrested Development actor and Smartless podcast host, 55, and the fashion exec, 38, quietly broke up earlier this year, a source claimed.

They are now amicably co-parenting their son Denny, 5, the source added.

A rep for Will did not immediately respond to a request for comment.

Will and Alessandra have not been publicly pictured together since September 2024, and made their debut at the Creative Arts Emmy Awards in 2019.

Though neither has spoken out about their split, Will was spotted walking into Gigi Hadid 's 30th birthday party in April of this year at Le Chalet in New York alongside influencer Leah McCarthy, 30.

It is unclear if Will and Leah were dates to

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