Fetching details from the dictionary...
alumnus (alumnae); graduate; old boy (girl)
former member of an organization
former inhabitant (country, region, etc.)
大学が著名な出身者を招いた。
The university invited distinguished alumni.
弊社は海外の出身者を積極的に採用している。
Our company actively hires graduates from overseas.
高校の出身者たちが同窓会に集まった。
Graduates from the high school gathered for the reunion.