*[[Kyle McGowin]], Baseballbaseball Playerplayer<ref>{{cite web|url=http://sagharboronline.com/five-questions-with-kyle-mcgowin/|title=Five Questions with Kyle McGowin - The Sag Harbor Express|date=February 10, 2016|publisher=|accessdate=December 11, 2016}}</ref>
*[[Peter Browngardt]], American Animatoranimator, Writerwriter, Voicevoice Actoractor, and Producerproducer<ref>{{Cite news|url=https://sagharborexpress.com/from-doodles-to-the-big-time-one-mans-animated-career__trashed/|title=From Doodles to the Big Time: One Man's Animated Career - The Sag Harbor Express|date=2012-07-19|work=The Sag Harbor Express|access-date=2018-04-29}}</ref>
*Sara Hartman, Musicianmusician <ref>{{Cite news|url=https://sagharborexpress.com/sara-hartman-a-star-rising/|title=Sara Hartman: A Star Rising - The Sag Harbor Express|date=2014-09-25|work=The Sag Harbor Express|access-date=2018-04-29}}</ref>
*[[Fred W. Thiele Jr.|Fred W. Thiele Jr]]., American Politicianpolitician<ref>{{cite web |url=https://assembly.state.ny.us/mem/?ad=001&sh=bio |title=Biography, Fred W. Thiele, Jr. |publisher=[[New York State Assembly]] |accessdate=January 18, 2022}}</ref>
*[[Jake Swirbul]], Coco-founder of [[Grumman Aircraft Engineering Corporation]]
*[[William Mulvihill]], Authorauthor, Screenwriterscreenwriter, Teacherteacher, Environmentalistenvironmentalist, Historianhistorian<ref>{{Cite book|url=https://books.google.com/books?id=Cibm-P4VJykC&pg=PA201|title=Voices of Sag Harbor: A Village Remembered|last=Tobier|first=Nina|date=June 2007|publisher=UNET 2 Corporation|isbn=978-1-932916-30-0}}</ref>
