Jonah Hill and Olivia Miller are expecting first child

Miller was photographed in Santa Monica showing off her engagement ring along with her baby bump.

Jonah Hill and Miller, 39, are going to be parents.

Hill's girlfriend Olivia Miller is expecting their first child, according to photos published by the Daily Mail.

In January, the actor and Miller were spotted checking out Coconut Kids, a children's clothing store.

On Monday, Miller stepped out in Santa Monica with what appears to be a baby bump under her overalls.

According to the sources of the outing, he was also wearing a diamond ring on his left hand.

Hill and Miller have been dating since last year and were first spotted spending time together in Santa Barbara.

Hill previously dated Gianna Santos before calling things off in October 2020.