WhenMyBaby Firsts > Laughing (Results)

When do babies start laughing

On average, based on a total of 501 votes:

- Babies start laughing at 3.5 months!

- Girls at 3.4 months (260 votes)
- Boys at 3.5 months (241 votes)

See boy vs. girl laughing comparison chart below!

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Chart shows age ranges for when babies start laughing

Chart compares when baby boys and girls start to laugh

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*Every baby is unique and develops at his or her own pace, sometimes earlier or later than other babies for any given milestone. These statistics are based on aggregated votes by parents visiting WhenMyBaby.com. If you have any questions or concerns about your baby's development, make sure to immediately discuss with your baby's medical doctor and/or healthcare provider.