A representative for the "John Wick" actor has confirmed that the 31-year-old "Mean Girls" actress gave birth to a baby girl. However, the name of their child is yet to be announced, reported Us magazine.
The couple began dating after filming "The Last World" in early 2016.
That year in September, the two announced their engagement.
Two months later, Amanda revealed that she was pregnant by debuting her baby bump while attending a Givenchy event.