January 30, 2025
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Daryl J. Grennan

Daryl J. Grennan

BYRON – Daryl John Grennan, 45, of Byron, passed away Tuesday, Sept. 13, 2016, in Byron.

He was born April 20, 1971, in Sterling, to Eugene and Margaret (Naughton) Grennan, and was the sixth of 10 children.

Daryl attended and wrestled for Newman Central Catholic High School in Sterling, and was in the graduating Class of 1989. After high school, Daryl completed his welding apprenticeship, and married Judy Rinehart on Feb. 1, 1997, in Rock Falls.

Daryl was a member of St. Mary Parish and Knights of Columbus in Byron. He enjoyed coaching and being a mentor for the young wrestlers of the Xtreme Wrestling Club, and he was the founder, president, and crew chief of Grennan Racing.

Daryl was employed at Nelson Carlson Mechanical Contractors in Rockford, and he was a welding instructor for his Local 23 Plumbers and Pipefitters Association.

Daryl is survived by his spouse, Judy; his sons, Caleb and Carson; his parents, Eugene and Peggy Grennan of Rock Falls; eight siblings, Shawn (Ann) Grennan of Rock Falls, Carla (Steve) Hilbert of Algonquin, Mike (Gina) Grennan of Rock Falls, Jen (Ryan) Oetting of Morrison, Amy Norton of San Diego, Thomas (Heather) Grennan of Rock Falls, Sarah (Jason) Kamens of Gilbert, Arizona, and Meg (Scott) Schultz of Austin, Minnesota; father-in-law, David Rinehart of Columbus, Nebraska; mother-in-law, Pam Gronewoller of Lincoln, Nebraska; sisters-in-law Sheri Rinehart of Geneva, Nebraska, and Katie (Derek) Gassmann of Columbus; brother-in-law David Rinehart of York, Nebraska; and 29 nieces and nephews.

Daryl was preceded in death by his infant son, Brenden Eugene Grennan; and brother, Paul Grennan in infancy.

A visitation for family and friends will be from 4 to 8 p.m. Friday at McDonald Funeral Home in Rock Falls. Celebration of the Mass of Christian Burial will be at 11 a.m. Saturday at St. Andrew Catholic Church in Rock Falls. Burial will be at Holy Cross Cemetery in Harmon.

In lieu of flowers, the family requests memorial donations be made to the Byron Wrestling Association or Byron Junior Dragsters, in care of McDonald Funeral Home, 1002 12th Ave., Rock Falls, IL 61071.

Visit mcdonaldfuneralhomes.com to send condolences.