Iroquois High School Alumni
Elma, New York (NY)
Colleen O'sullivan (Colleen Sommersdorf)
Iroquois High School
Class of 1975
→ Join 3199 Alumni from Iroquois High School that have already claimed their alumni profiles.
→ There are 70 classes, starting with the class of 1938 all the way up to class of 2025.
COLLEEN'S PROFILE
| First Name | Colleen |
| Last Name | O'sullivan |
| Maiden Name | Sommersdorf |
| Graduation Year | Class of 1975 |
| Gender | Female |
| Current Location | Lancaster (village), New York |
| Hometown | Elma, New York |
| Relationship Status | Married |
Class of 1975 Alumni
→ Reunite with 66 class of 1975 alumni that have joined.
Cindy Mathis
Class of 1981
Donna Degen
Class of 1969
Dawn Quigley
Class of 1977
Gail Kapatos
Class of 1972
Dawn Pietrzak
Class of 1979
Ron Stoops
Class of 1969
Rafael Diaz
Class of 1986
Sharon Trautwein
Class of 1985
Angela Blackman
Class of 1994
Michelle Czerniejewski
Class of 1983
Lynn Jedd
Class of 1987
Marcia Greene
Class of 1981
Cynthia Moore
Class of 1968
Andy Brunner
Class of 2013
Ben Neu
Class of 1975
James Springer
Class of 1972
Donald Trzepacz Sr.
Class of 1971
James Gustafson Gustafson
Class of 1973
Upcoming Class of 1975 Reunions
Plan a Class of 1975 Reunion for Free
ICHS Class of 1975 - Reunion
Invited Classes: 1975
Date: Jul 12, 2025
Description: Hors d'oeuvres, Buffet Dinner, Cash Bar and Music ( Nothing loud , so you can talk with old friends) Would appreciate c...(read more)
Recent Class of 1975 Reunions
ALL ALUMNI REUNION ICS
Invited Classes: All Classes
Date: Aug 12, 2011
Description: Live Music - featuring Gary Boldt ICS ALUMNI, CASH BAR, LAST YEAR WAS BIGGEST EVER, EXPECTING MORE THIS YEAR, SPREAD THE...(read more)
All year Reunion at O'Briens Sleepy Hollow
Invited Classes: All Classes
Date: Aug 13, 2010
Description: Start all your reunions here best Ice breaker ever. see friends from all years