Jason Kubler vs John Wolf Jeffrey Head to Head
- Age
- Jason Kubler: 33
- John Wolf Jeffrey: 27
- Height
- Jason Kubler: 5'10" (178cm)
- John Wolf Jeffrey: 6'0" (183cm)
- Weight
- Jason Kubler: 163lbs (74kg)
- John Wolf Jeffrey: 179lbs (81kg)
- Plays
- Jason Kubler: Right-handed
- John Wolf Jeffrey: Right-handed
- Backhand
- Jason Kubler: Two-handed
- John Wolf Jeffrey: Two-handed
- Turned pro
- Jason Kubler: 2011
- John Wolf Jeffrey: 2019
Avg total20.5
Last metJun 2022
Head-to-head counts meetings since 2011
Jason Kubler and John Wolf Jeffrey are level at 1–1. They last met at the 2022 Orlando Challenger semifinal, which Kubler won 6-1 6-3.