Katherine C. "Kat" Tesno, age 38 of Dayton passed away Thursday August 24, 2023.

She is survived by her parents, James and Susan Armour Tesno; her sister, Theresa Tesno and her dog, Rex.

Katherine was a 2003 graduate of Celina High School and graduated from Sinclair College. Katherine was the Operations Project Manager for Dermatologists of Central States. Katherine was integral to and coauthored a significant peer reviewed medical study published in the prestigeous medical journal JAMA.

The family will receive friends from 4:00-8:00 pm Monday, August 28 at the Westbrock Funeral Home, 1712 Wayne Ave., Dayton, OH; 4:00-8:00 pm Tuesday August 29 and 9:00 until 10:00 am Wednesday at the N.J. Hogenkamp Sons Funeral Home, 715 E. Main St., Coldwater, OH. A Mass of Christian Burial will be held Wednesday, 10:30 am at Our Lady of Guadalupe Church, 6701 OH-219, Montezuma, OH. Burial to follow at Our Lady of Guadalupe Cemetery.

The family would welcome flowers or donations may be made to the Mariel Bloch Memorial Fund with Fidelity Charitable (Reference Account #1111065) to honor Mariel Bloch, Kat's niece, who also died of cancer at an early age. All funds are used to support childhood cancer research, which is currently vastly underfunded. Those seeking to make a donation should mail their check to Fidelity Charitable (with the fund name in the memo line) with a completed donation form located at the following web address: https://fidelitycharitable.org/docs/Contribution.pdf or using envelopes available at the funeral homes.