Taylor Hanson and his wife Natalie just welcomed a baby girl!

“Natalie and I are thrilled to announce the arrival of our newest family member, Wilhelmina Jane Hanson,” Taylor tells PEOPLE. “She arrived on Tuesday, Oct. 2, and was welcomed by more love than could fit in the room.”

This is the fourth baby for the couple who has as baby joins big siblings Ezra, 9½, Penelope, 6, River, 5½, and Viggo, 3.

The proud dad just completed a tour for the new Hanson album Shout It Out.

Congratulations!