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Doc Detra


MASON CITY | Mark Robert “Doc” Detra, 68, of Mason City, died Monday, May 15, 2017, at the Muse Norris Hospice Inpatient Unit.

Visitation for Doc was held from 3 to 7 p.m. Thursday, May 18, 2017, at Epiphany Parish Holy Family Catholic Church, 714 N. Adams Ave. A memorial service for Doc will be held at 5 p.m. Thursday, May 25, 2017, at the North Iowa Area Community College Auditorium, 500 College Drive, with Pastor Kathy Graves officiating. Inurnment will take place in Elmwood St. Joseph Cemetery at a later date.

Memorials may be directed to Hospice of North Iowa or the Mark “Doc” Detra Mason City High Memorial Scholarship. Online condolences may be left for the family at

Doc was born Sept. 24, 1948, in Mason City, the son of Robert and Denise (McGowan) Detra. He graduated from Mason City High School in 1967. Doc married Tammi McGraw in 1968, Julie Jost in 1977 and had a long-term relationship with Diana Gomez. Through the years, Doc worked for the Rock Island Railroad, Builders Supply, Pabst Blue Ribbon and for the past 21 years at Mason City High School as a student liaison.

Doc umpired for the Mason City Parks and Rec for 40 years. Slow pitch softball was a big part of Doc’s life. He was inducted into the River City Hall of Fame in 1996. Just a few of his many other interests included the Green Bay Packers and the Los Angeles Dodgers; he was an avid Mohawk fan and enjoyed WWE wrestling. Doc loved car racing, especially sprint car racing, attending the nationals in Knoxville since 1966, and he could be found every Sunday at the I-35 Speedway. He also loved spending time with his grandchildren and had a soft spot for special needs kids.

Doc is survived by his children, Tracey (Jeremy) Brock of Overland Park, Kansas, Jason (Lyndsee) Detra of Solon, Iowa, Angela Detra of Mason City, Kady Detra of Las Vegas, Nevada, and Nicholas Detra of Colorado Springs, Colorado; grandchildren, Dylan, Zachary and Hannah Brock, Treyton Suchan, Hayden and Addison Detra, and Vonnie Castorena; mother, Denise (Leroy) McNamee of Greeley, Colorado; father, Robert (Helen) Detra of Billings, Montana; siblings, Troy Monahan and special friend Kim Garner of Clear Lake, Todd (Kim) Monahan of Greeley, Colorado, Jaye (Joe Allinder) Monahan of Greeley, Colorado; Tom (Jane) Monahan of De Pere, Wisconsin, Cheryl (Jim) Hoover of Billings, Montana, and David (Christine) Detra of Billings, Montana; special friend, Shauna Hewett of Mason City.

Doc was preceded in death by his sister, Jody Detra; paternal and maternal grandparents; sister-in-law, Sandee Monahan and step-father, Phil Monahan.

Arrangements are with Major Erickson Funeral Home & Crematory, 111 N. Pennsylvania Ave., Mason City, IA 50401, 641-423-0924,

the life of: Mark Robert 'Doc' Detra, Mason City
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