Syracuse, New York, May 31--Harold S. Ulen, internationally known swimming coach of the University of Syracuse, is expected to resign that post in order to become the first swimming coach of Harvard University, it was learned here today from semi-official but usually trustworthy sources.

Ulen, coach of the Orange and Black mermen since 1923, today declined to either deny or affirm this rumor, now generally accepted as true in Syracuse University circles.