Actor Matt Damon shared to People.com his family upholds a sole strict rule as his four daughters mature. He did not specify the rule but described it as unchangeable in parenting. The family preserves strong bond with Damon’s wife of since their marriage, Luciana Barroso, and their four girls. Damon’s eldest daughter, now aged 20, attracted keen interest after her red‑carpet appearance at a high‑profile gathering with her 19‑year‑old sister.