Translation

男性卒業生 / 男子校友 / 男性の元学生

Meaning

An alumnus is one male former student or graduate of a school, college, or university. Alumni is the plural for a group, and alum is a gender-neutral informal alternative. Do not use alumnus for a group.

Examples

• 彼は東京大学の卒業生です。
  He is an alumnus of the University of Tokyo.
• その卒業生は母校に奨学金を寄付しました。
  The alumnus donated a scholarship to his old school.