Birth Date Calculator

Birth Date Calculator

Birth Date Calculator

BirthCalc

Palm utility for determining birthdates when only the date of death and age are known.

Birthdate Calculator

Birthdate CalculatorJavaScript Birthdate Calculator

Birthdate CalculatorJavaScript Birthdate Calculator

Buckner's Birthdate Calculator

Calculates birthdate from death date and age of death in day/month/year format.

Calculate Birthdate from Death Data

Calculating Birth Year Based on Census Information

Calendar Calc for Mac OS - Peter LEWIS Software

Help calculate a person's birth date when looking at census records or marriage certificates. All UK, US and Canadian census years are included.

Date Calculator - An Aid for Family Historians

Freeware which assists Family Historians in calculating dates from any two of the three following elements Birth Date, Event Date, Age at Event.

Day of Week Born

Determining Date of Birth - Formula 8870

Free Birth Date Calculator with UK census dates

Enter an event date or select a UK census date and a person's age on that date to calculate a range of possible birth dates.

JavaScript Birthdate Calculator

My Relative - Day of Date Calculator

The Olive Tree Genealogy: Date of Birth Calculator

Tombstone Birthday Calculator

Tombstone Calculator computes birthdate from age and date of death.

Vivify: The GEDCOM Birth Date Estimator

Bring your ancestors to life now, with Vivify. Vivify: The GEDCOM Birth Date Estimator will estimate a birth date for every person found missing one in your database. Vivify works by running your GEDCOM file through a battery of recursive, multipass, deep scanning algorithms designed to make the most accurate estimate possible. Vivify is available as a free web service.