Chinese Calendar Baby
Gender Predictor
Discover the ancient Chinese method of predicting your baby's gender using the mother's age at conception and the month of conception. Over 700 years old — and still popular today!
For entertainment purposes only. The Chinese Gender Predictor is a cultural tradition and is not scientifically proven. Do not use this as a substitute for medical advice. For accurate gender determination, please consult your healthcare provider.
How to Use the Chinese Gender Chart
- 1Find your age at the time of conception in the left column (rows).
- 2Find the month of conception across the top row (columns).
- 3The cell where they intersect shows the predicted gender: B = Boy or G = Girl.
Chinese Gender Prediction Chart

History of the Chinese Gender Calendar
The Chinese Baby Gender Prediction Calendar is one of the oldest gender prediction methods in the world, dating back approximately 700 years to the Qing Dynasty. According to legend, the original chart was discovered in a royal tomb near Beijing and is now housed in the Institute of Science in Beijing.
The chart cross-references the mother's lunar age at conception with the lunar month of conception to predict whether the baby will be a boy or a girl. It has been used by generations of Chinese families and continues to be a popular cultural tradition around the world.
While the Chinese Gender Calendar is a fun and culturally rich tradition, it is important to note that it is not scientifically validated. Studies have shown that its accuracy is no better than random chance (approximately 50%). For accurate gender determination, expectant parents should consult their OB-GYN or midwife.
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Try AI Baby Generator FreeFrequently Asked Questions
What is the Chinese Gender Predictor?
The Chinese Gender Predictor (also known as the Chinese Baby Calendar) is an ancient method said to predict a baby's gender based on the mother's lunar age at conception and the lunar month of conception. It dates back over 700 years.
How accurate is the Chinese Gender Chart?
Scientifically, the Chinese gender chart has roughly a 50/50 accuracy rate — the same as chance. It's a fun cultural tradition rather than a medical tool. For accurate gender determination, consult your OB-GYN.
What is "lunar age"?
In the Chinese tradition, a person is considered 1 year old at birth. Lunar age is typically your Western age plus 1. However, many online tools use Western age for simplicity.
When can I find out my baby's gender?
Medically, you can find out your baby's gender via NIPT blood test as early as 10 weeks, or through ultrasound typically around 18-20 weeks of pregnancy.
Is the Chinese calendar method based on the lunar calendar?
Yes, the original method uses the Chinese lunar calendar. Many modern online versions have been adapted to use the Gregorian calendar, which may affect the results.