Mark Zuckerberg recently announced a new addition to his family.

The Facebook co-founder's third daughter is expected to arrive in 2023.

The 38-year-old shared the news with a heartwarming post.

Zuckerberg shares two daughters with his wife, Priscilla Chan.

The business magnate and his wife celebrated their daughters' arrivals with letters.

One of these letters expressed the importance of childhood.

Zuckerberg and Chan met during a college party in 2003.

The couple began dating not long after their first meeting.

The pair tied the knot in a surprise wedding ceremony.