Quote Originally Posted by McClef View Post
Is it not Alumnus? I am an Alumnus of the University of St Andrews and they think it is.
You're an alumnus because you're male. The Plural is alumni. An alumna is a female, with alumnae as the plural. Luckily alumni and alumnae sound the same (from what I remember of Latin) so as long as you use the plural and are speaking there's no need to worry about spelling/gender preference.