Eric Overberg DeMar

November 13, 1964 ~ May 19, 2021 (age 56)

Obituary Image


Eric Overberg DeMar, 56, of Amarillo, passed away on Wednesday, May 19, 2021. Funeral Mass will be held at 2:00 PM Tuesday at St. Hyacinth’s Church, 4500 W. Hills Trail, with Fr. Lupe Mayorga officiating. Viewing will be from 2:00 to 5:00 PM on Sunday, and 8:00 AM to 8:00 PM on Monday. Rosary will be prayed at 6:30 PM Monday at Cox-Rowley Funeral Home Chapel, 4180 Canyon Drive.

Eric was born November 13, 1964 in Grosse Pointe, Michigan to Art and Rita De Mar. He graduated from Jamestown High School in Jamestown, North Dakota. Eric proudly served in the U.S. Marine Corps, from 1985 to 1989, when he was honorably discharged, having achieved the rank of Lance Corporal. He earned his Bachelor in Education from Jamestown College. He taught in West Fargo, North Dakota. Eric went on to earn his Master’s in Exercise Physiology from the University of South Dakota in Vermillion, while teaching in West Fargo, North Dakota. He moved to Texas in 1996. Eric taught and coached football at Clarendon High School, Slaton High School and Southland High School. He taught at North Heights High School in Amarillo. He was a swim coach for Caprock High School, Palo Duro High School, and for Amarillo Swim Team. He also taught college courses online. While in the Marines, stationed in the Philipines, Eric had learned to scuba dive. This became a passion of his, and he went scuba diving every chance he had. Eric touched countless young people's lives in a positive way and he will be greatly missed. 

Eric was preceded in death by an infant brother, Kirk Andrew DeMar.

Survivors include his parents, Art and Rita De Mar; a sister, Debra Likes and husband Billy Joe of New London, MO; a brother, Scot DeMar and fiancée Dayna Wells of Pampa, TX; his aunt and uncle, Joyce and Mike Maher of The Villages, FL; and several nieces and nephews.

The family suggests that memorials may be made to The Wounded Warrior Project at; or to Amarillo Swim Team at

To send flowers to Eric's family, please visit our floral store.


May 24, 2021

6:30 PM
Cox-Rowley Funeral Home Chapel
4180 Canyon Drive
Amarillo, TX 79109

Funeral Mass
May 25, 2021

2:00 PM
Saint Hyacinth Church
4500 West Hills Trails
Amarillo, TX 79106


Wounded Warrior Project
7020 A.C. Skinner Parkway, Suite 100, Jacksonville FL 32256
Tel: 1-877-832-6997

Amarillo Swim Team
PO Box 8632, Amarillo TX 79114-8632

© 2021 Cox- Rowley Funeral Home. All Rights Reserved. Funeral Home website by CFS & TA | Terms of Use | Privacy Policy