Sean Dennis Harrington

November 15, 1959 ~ August 9, 2022 (age 62)


Sean Dennis Harrington passed away on August 9th the age of 62.

Sean was born November 15th, 1959 in Brockton, Massachusetts. Out of high school, he joined the U.S. Marine Corps as an Aircraft Mechanic and was stationed at Marine Corps Air Station El Toro as a part of the Black Sheep Squadron and then stationed at Okinawa Japan. Sean was deployed to South Korea in 1970.

In 1979, Sean married Belinda Ball and settled down in Derry, New Hampshire. Sean and Belinda welcomed their daughter, Sarah Harrington, in 1985 and then their son, Daniel Harrington, in 1988.

Sean was a proud Marine who always wanted to display his Devil Dog heritage through USMC apparel, stickers and a USMC tattoo. He would always give a "Semper Fi" to other fellow Marines. He was able to make friends where ever he went and always had stories to share.

He had a life long enthusiasm for technology and most of his IT knowledge and skills were self taught. This passion in technology led him to a career in Information Security as an Engineer.

Sean loved being outside and enjoying what Colorado had to offer. Sean had many hobbies that he was passionate about including riding his motorcycle, hiking and firearms.

In addition to his wife and kids, Sean is survived by his daughter-in law, Katie Harrington and granddaughters Quinn and Riley Harrington, his son-in-law Bradley Hopkins, siblings Mike Harrington, Lynn Tara and Karen Harrington. Sean is preceded in death by his father, Donald Harrington, and mother, Arline Harrington.

To send flowers to the family or plant a tree in memory of Sean Dennis Harrington, please visit our floral store.

Memorial Tree
A Memorial Tree was planted for Sean

We are deeply sorry for your loss - the staff at In Memoriam

Join in honoring their life - plant a memorial tree


You can still show your support by sending flowers directly to the family, or by planting a memorial tree in the memory of Sean Dennis Harrington
© 2022 In Memoriam. All Rights Reserved. Funeral Home website by CFS & TA | Terms of Use | Privacy Policy | Accessibility