What is a proper noun for father?

A proper noun is the name or title of a specific person, place, or thing.

The common noun 'father' is a general Word for any male parent.

When addressing your own father, the noun Father becomes a title and is a proper noun.

Some additional examples of the noun 'father' functioning as a proper noun are:

• Father Flanagan, founder of Boys Town in Nebraska
• Father Duffy Square at Times Square in New York City
• Your Father's Kitchen (ministry) in Wilmington, OH
• "Father of the Bride" (1950 movie) with Spencer Tracy