Delsing's father, Jim, was an outfielder in Major League Baseball for the Chicago White Sox, New York Yankees, St. Louis Browns, Detroit Tigers, and Kansas City A's from 1948 to 1960.

He learned golf at the now demolished North Shore Country Club that formerly was on the banks of the Mississippi River near the historic Chain of Rocks Bridge.

Delsing played college golf at UCLA with Corey Pavin, Steve Pate, Tom Pernice Jr., and Duffy Waldorf.

While playing a practice round for a corporate function at Greystone Golf Club[6] in Ontario, California, Delsing made a hole-in-one on the 301 yard par-4, 15th hole.

In the fourth round of the 1993 Federal Express St. Jude Classic, Delsing set a course record that still stands by shooting a −10, 61.

[8] In the second round of 2002 Buy.com Tour Championship, Delsing set a tournament record with a –9, 63 on the Robert Trent Jones Golf Trail in Alabama.

In 2015, he competed in the U.S. Senior Open at Del Paso Country Club in Sacramento, California while simultaneously covering the event as an on course commentator for Fox Sports.

My brother, Bart, and my close friends Tim Twellman and John Perles have had the most positive impact overall in my career.”[13] Buy.com Tour playoff record (1–0) Note: Delsing never played in the Masters Tournament.