Catherine Sue Collier Obituary
With heavy hearts, we announce the death of Catherine Sue Collier of Indianapolis, Indiana, who passed away on April 29, 2026 at the age of 74. 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, Jack Yant and Diane Yant; her daughter Dawn Michelle Monday Seiler; and her siblings, Connie Franklin, Jack Yant Jr. and Greg Yant.
She is survived by: her husband Jeffrey Collier; her son Jeffery Monday; her sister Kimberly Yant; her grandchildren, Skylee Seiler, Ambrose Monday and Colt Seiler; and the father of her children William Monday.
In lieu of flowers, donations may be made to Rileys Children's hospital in honor of Catherine.
