It's a boy!

Jonathan Rhys Meyers is officially a father. The 39-year-old Irish actor and his film producer fiancée, Mara Lane, welcomed a baby son, Wolf Rhys Meyers, on Dec., 15, 2016, E! News reports.

The new parents reportedly welcomed their new addition in their family home, and little Wolf was delivered by midwife.

The couple first announced their pregnancy in September and Mara took to Instagram throughout the holiday season to share her joy with her growing baby bump.

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"#IncomingPackage best present," Mara wrote on Instagram, alongside a sweet bump-off photo with Santa. "#ThankYouLord #SantaBelly."

The proud mom even revealed that the little on has changed her outlook on life.

"[He] is super conscious, connected & aware. Has not let me eat much meat entire pregnancy either… has me thinking about things I'd rather live in ignorance to," she added.

The couple — who have been dating since 2014 — have faced their share of hardships, including Jonathan's battle with alcoholism and addiction, but the actor has since turned his life around before the arrival of little Wolf.