John Kostis

Recognized as a “Best Young Teacher” by Golf Digest, John Kostis brings to his instruction an understanding of both the technical aspects of the game as well as the artistry needed to play at the highest levels of competitive golf.

Meet John

Featured Videos

From John Kostis On August 21, 2023
If you're chunking your golf shots, check out this posture key from Titleist...
From John Kostis On August 21, 2023
In this video, Titleist Staff Member John Kostis shares one of his quick fixes...
From John Kostis On August 21, 2023
In this video, Titleist Staff Member John Kostis shares one of his quick fixes...
From John Kostis On August 21, 2023
In this video, Titleist Staff Member John Kostis shares his advice on how to...
From John Kostis On August 21, 2023
The dreaded 3-putt can stall your momentum and send your scorecard soaring, so...
From John Kostis On August 21, 2023
If you seem to be missing a lot of putts on the low side, you are most likely...

MEET JOHN

John Kostis is the founder and head instructor of JPK Golf in Scottsdale, Arizona. Since 2018 he has also served as the Director of Instruction for Troon Country Club. As an accomplished collegiate golfer at the University of Arizona, John was a three-time First Team All-Pac 10 Academic Team honoree. The son of renowned instructor and golf analyst Peter Kostis, John grew up immersed in the game of golf and this background shaped a unique perspective that has given him an understanding of both the technical aspects of the game as well as the artistry needed to play at the highest levels of competitive golf.

A Titleist staff member since 2013, John currently teaches over 1,500 lesson hours per year, with students ranging from beginners, collegiate and elite amateurs, celebrities, and professional athletes. His technical expertise includes Foresight PEAK, Trackman Level 2 and Wright Balance certifications. His efforts are guided by a desire to help anyone at any level improve and he has done so through physical lessons, digital engagement, published articles and product development. Recently, John was honored by Golf Digest Magazine, naming him to its 2018-2019 Best Young Teacher List.

For more instruction from John, visit JohnKostisGolf.com.

"Every student deserves to see their potential realized and I truly enjoy helping guide them on their journey."

- John Kostis