Joan MacFarland Wentz Obituary

The passing of Joan MacFarland Wentz of Brighton, Michigan occurred on September 17, 2026. Joan, born on May 17, 1936, shared life with family, friends, and community. You can send your sympathy in the guestbook provided and share it with the family.

She was predeceased by: her parents, Joseph Lincoln MacFarland and Anna Gilbert MacFarland; her husband Gene K. Wentz; her former husband Dr. William Linck Mullan Jr.; and her children, Marti Rudick of Sarasota, Florida and Scott Mullan of Oxford, Michigan..

She is survived by: her children, Wendy Olah (Dennis) of Royal Oak, Michigan, Gregory Mullan (Beth) of Mason, Ohio and William Mullan of South Lyon, Michigan; and her stepdaughter Dr. Tracey Wentz of Ann Arbor, Michigan. She is also survived by 11 grandchildren and six step-grandchildren; and eight great-grandchildren and seven step-great-grandchildren.

Visitation will be held on Saturday, October 24th 2026 from 2:00 PM to 5:00 PM at the Keehn-Griffin Funeral Home (706 W Main St, Brighton, MI 48116). A memorial gathering will be held on Saturday, October 24th 2026 from 6:00 PM to 8:00 PM at the same location.

In lieu of flowers, please make a donation in her name to Blood Cancer United (formerly the Leukemia & Lymphoma Society) at https://bloodcancerunited.org.