Who Is Jackson Koivun's Caddie?

Jackson Koivun is one of the brightest talents in the game, but who is his caddie?

David Flynn and Jackson Koivun
Jackson Koivun's caddie is David Flynn
(Image credit: Getty Images)

In just his third event as a professional, Jackson Koivun had put himself into a winning position when he led the 3M Open after 54 holes.

Helping him surge to the top of the leaderboard at TPC Twin Cities was his caddie, David Flynn, but who is he?

Like former Auburn star Koivun, Illinois-born Flynn played college golf, attending the University of Nevada-Las Vegas.

After graduating with a Bachelor of Arts in history, he took up caddying in 2014, with spells working alongside players including Trey Mullinax, Troy Merritt and Kevin Tway.

However, it’s working with Koivun where he has really begun making his name.

Kevin Tway

David Flynn has caddied for several other players, including Kevin Tway

(Image credit: Getty Images)

While Flynn was firmly in the spotlight at the 3M Open, he had been with Koivun for significantly longer.

Flynn was alongside Koivun during the latter stages of his amateur career, culminating in his low amateur finish at the 2026 US Open the day before he turned professional

With Flynn continuing the good work they started in the amateur game, that familiarity has surely helped him settle into the task.

In a twist of fate, Kurt Kitayama was the defending champion when Koivun was racing to the top of the leaderboard at the 3M Open.

The two-time PGA Tour winner was a teammate of Flynn’s at university and spoke beforehand about getting the chance to catch up with him.

He said: “We went to school together. Should be fun. It’s fun, he'll be walking around the course when we're playing a practice round, hang out, so looking forward to it.”

Flynn isn’t just a caddie, either. He has also used the experience he has gained working alongside some of the world’s best to become teaching golf, specifically as an instructor with PARennial Golf.

Mike Hall
News Writer

Mike has over 25 years of experience in journalism, including writing on a range of sports throughout that time, such as golf, football and cricket. Now a freelance staff writer for Golf Monthly, he is dedicated to covering the game's most newsworthy stories. 


He has written hundreds of articles on the game, from features offering insights into how members of the public can play some of the world's most revered courses, to breaking news stories affecting everything from the PGA Tour and LIV Golf to developmental Tours and the amateur game. 


Mike grew up in East Yorkshire and began his career in journalism in 1997. He then moved to London in 2003 as his career flourished, and nowadays resides in New Brunswick, Canada, where he and his wife raise their young family less than a mile from his local course. 


Kevin Cook’s acclaimed 2007 biography, Tommy’s Honour, about golf’s founding father and son, remains one of his all-time favourite sports books.

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