A married person; someone who is married. Common in forms and everyday speech.
面接の際に既婚者かどうかを聞かれた。
I was asked whether I was married during the interview.
既婚者と未婚者で福利厚生が異なる場合がある。
There are cases where benefits differ between married and unmarried people.
既婚者の扶養状況を申告してください。
Please declare the dependent status of married persons.