If you use this template for calculating someone's age in months at death or age in months at a certain date (rather than their current age in months), please substitute it into the page, for example: {{subst:age in months|1989|7|23|2003|7|14}}.
To display approximate birth year and current age given a particular date (e.g. when a dated reference mentions the age of a person), only works for living people.
To display approximate birth year and current age given several particular dates (e.g. when a dated reference mentions the age of a person), only works for living people.
