Anne Constance (Martineau) Gniazdowski

Anne Constance (Martineau) Gniazdowski, age 65, of Springboro, Ohio, passed away on Thursday, March 5, 2026. Anne was born December 10, 1960, in Baltimore, Maryland, the daughter of the late Robert J. Martineau and Constance (Zimmerman) Martineau. She was a Class of 1978 graduate of Sun Prairie High School in Sun Prairie, Wisconsin. Anne graduated with honors from the University of Dayton in 1982 with her bachelor’s in business administration.

Anne and Tom met at a Dayton Ski Club event and were married in October of 1994. They welcomed their daughter Sarah Anne in 1995, and their son Daniel Thomas in 1997. Danny was born with a rare genetic disorder called MPSII (Hunter Syndrome). With Danny’s disorder, they joined the National MPS Society and participated with this small group of parents dealing with the same challenges. Anne and Tom helped advocate and raise funds for treatments and support for these debilitating disorders and served on the Board of Directors for eight years.

Anne had a servant’s heart, which she and Tom showed through their involvement in numerous other volunteer opportunities, including A Special Wish Foundation in Dayton. For the last several years they worked with Because of God’s Grace (BOGG) Mobile Food Pantry and with the Miracle League of Dayton for special needs children and young adults. Anne was also volunteering with HTC (formerly Hannah’s Treasure Chest). She attended Crossroads Church where she volunteered with Sarah in Kid’s Club and other service-related activities.

Anne loved her family and loved being a mom. She enjoyed the outdoors, camping, hiking, kayaking, jet skiing, skiing, and travelling. BB (Tom’s nickname for Anne) also enjoyed cheering on the Bengals and the South Carolina Gamecocks football and women’s basketball teams.

Anne is survived by her husband, Thomas J. Gniazdowski, Jr.; her daughter, Sarah Anne Gniazdowski; her brother, Robert J. Martineau, Jr. (Pamela Eddy); her sisters, Renée Martineau and Jeanne Morgan (Christopher); and her sister-in-law, Victoria G. Hoelzle (Steven); nieces and nephews, Michael, Rachel, Jamie, Elizabeth “Beezer”, Patrick, and Meredith; as well as numerous loved ones and friends.

In addition to her parents, Anne was preceded in death by her son, Daniel Thomas Gniazdowski.

A Memorial Mass will be held at 10:00 AM, Saturday, October 24, 2026, at St. Mary of the Assumption Catholic Parish, 9579 Yankee Rd, Springboro, Ohio, 45066. A Celebration of Anne's Life will follow from 1:00 PM - 4:00 PM on Saturday, October 24, 2026, at North Park, 195 Tamarack Trail, Springboro, Ohio, 45066.

Anne’s final resting place next to her son Danny, will be at Springboro Cemetery, Historical Section, 2348 W Lower Springboro Rd., Springboro, Ohio.

In lieu of flowers, memorial contributions may be made to the National MPS Society, c/o Donations, PO Box 14686, Durham, NC 27709-4686, or online at https://mpssociety.org/en/give/