David A. Costello, age 56, of New Haven, IN passed away unexpectedly on January 30, 2026.  Born on October 30, 1969, he was the son of the late Arthur P. and Susan (Morton) Costello.  David attended New Haven High School and graduated with the class of 1989. He worked as a Tech Sergeant at the 122nd Fighter Wing Air National Guard Base in Fort Wayne until his retirement and also worked at Vera Bradley for 14 years.

David was a true movie buff and when not working he enjoyed watching movies.  He also enjoyed reading and spending time with his beloved cats.

Left to cherish his memory are his brother, Jamie (Sherri) Costello; nephews, Gregory (Peyton) Miller, Jacob Miller, and Jeremiah Miller; nieces, Gabriella Miller and Kaylee Miller; uncle, Andrew (Camille) Costello; and numerous extended family. David was preceded in death by his parents.

Visitation for friends and family will be held on Thursday, February 26, 2026, from 3:00 p.m. until 5:00 p.m. at Divine Mercy Funeral Home, 3500 Lake Avenue, Fort Wayne, IN 46805.  Military Honors will be rendered at 5:00 p.m. Fond memories and condolences can be left at www.divinemercyfuneralhome.com for the family.