What Day Was I Born?
Enter your birth date to find out which day of the week you were born.
Do You Know What Day You Were Born?
Most of us know our birth date in day, month and year, but the day of the week is often forgotten. Did you come into the world on a Monday, Friday or a Sunday morning? This tool instantly calculates what day of the week any date falls on.
Precise Calculation with Zeller's Algorithm
Complex mathematical algorithms such as Zeller's Equation are used to find the day for dates in the past. Our tool accounts for leap years and calendar changes (Julian/Gregorian) to calculate the day of dates thousands of years in the past within milliseconds.
Character Analysis and Day of Birth
In some cultures, it is believed that the day of birth has an influence on a person's character. Folk beliefs such as 'Monday's child is full of grace' are widespread. While there is no scientific basis, knowing what day you were born can help you explore this cultural heritage.
Which Days Will Your Future Birthdays Fall On?
You can calculate not only the day you were born, but also which days your birthday will fall on in coming years. This lets you plan ahead for celebrations that land on a weekend and mark them in your calendar.
The English Nursery Rhyme for Your Birth Day
The English nursery rhyme "Monday's Child" amusingly describes personality traits according to the day of birth. It has no scientific basis but has been recited for centuries.