Estimate your baby's delivery date

If you're pregnant, you’re probably curious to find out when your baby is due. Just answer the two questions below to estimate your most likely due date.

Reviewed by Dr Joanna Pike on Dec 08, 2014

When did your last period start?

E.g., 28/03/2023

Generally, how long are your cycles?

To measure the length of your menstrual cycle, count from the day your period starts to the day before your next period starts. If you aren't sure, the calculator will assume a cycle length of 28 days.

Calculate

Your baby is likely to be born on or around**

*Only your physician can accurately determine your due date or the date of your conception based on his/her knowledge of your complete medical condition.

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*Only your physician can accurately determine your due date or the date of your conception based on his/her knowledge of your complete medical condition.