Sidney B. Gates Obituary

With heavy hearts, we announce the death of Sidney B. Gates of Denver, Colorado, who passed away on July 26, 2025 at the age of 91. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.

She was predeceased by: her parents, Genevieve Kassler of Denver and Sidney L. Brock of Oklahoma; her son Nicholas Gates; and her brother Jonathan Brock. She is survived by: her close friend Marcia; her son Caleb; her friends, Hope and Ed; her sister Olivia Howe; her husband Caleb; her nieces and nephews, Matthew, Brock Howe, Sidney, Lee Brock, Carrie, Genevieve Howe and Thurston Brock; her grandchildren, Samantha Kassler Kadin, Ned Porter and Caleb Gates IV; and her great grandchildren, Jeremy Brock Kadin and Ari Jacob Kadin.

Contributions may be made in her name to the Nicholas Gates Scholarship at Kent Denver School, (https://www.givecampus.com).