Cover photo for Dennis O'Neill's Obituary
1950 Dennis 2021

Dennis O'Neill

November 29, 1950 — May 18, 2021

Dennis O’Neill, 70, Mandan, passed away May 18, 2021 at Sanford Health in Bismarck.

Visitation will be held from 5 to 8 PM on Tuesday, June 8, 2021 at Buehler-Larson Funeral Home, Mandan.  Burial will be at 10 AM on Wednesday, June 9, 2021 at the North Dakota Veterans Cemetery with full military honors.

Dennis was born November 29, 1950 in Bismarck to Owen and Rosella (Kolberg) O’Neill.  He grew up in Mandan and enjoyed wrestling in high school.  He graduated from Mandan High School in 1968 and went on to attend Bismarck Junior College and Dickinson State College where he continued to wrestle.  Dennis enlisted in the United States Marine Corp, serving from January 1970 until he was honorably discharged in November 1972.

Dennis loved his horses and riding his Harley Davidson motorcycles.  He had a passion for art and was a talented drawer.

He is survived by his brothers, Eugene (Linda) O’Neill, Mandan and Patrick (Roxane) O’Neill, Moreno Valley, CA; along with a niece, Erin (Arik) Moe, Arlington, WA; and great-nephew, Finnegan Moe.

Dennis was preceded in death by his parents.

To order memorial trees or send flowers to the family in memory of Dennis O'Neill, please visit our flower store.

Service Schedule

Past Services

Visitation

Tuesday, June 8, 2021

5:00 - 8:00pm (Central time)

Buehler-Larson Funeral Home

1701 Sunset Dr, Mandan, ND 58554

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Military Honors

Wednesday, June 9, 2021

Starts at 10:00am (Central time)

North Dakota Veterans Cemetery

1825 46th St, Mandan, ND 58554

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