How old is a baby born in May 2023?

A baby born in May 2023 is currently 10–11 months old.

These children are typically referred to as infants until they reach their first birthday.

They are 47–51 weeks old. However, their parents are now counting their ages in months instead of weeks.

Many of the babies in this age group are now crawling. A small minority are beginning to stand up and walk.