You might want to try the free search tool at: https://familysearch.org/search and plug in name/dates/location to see if you can find records that match your dad.
Otherwise you will need to edit this question and include what you do know as to any of the following:
His first and last name.
Location: Country > Province/Region/State > city, town of b, m, or d.
Timeframe : Dates/Approximate dates of b, m, or d.
You can click edit or comment to the right of your question to add any details that might make it easier for someone to help you.
