• YSYuichi SugitaLost the last meeting, Nottingham Challenger 20194–7
• DWDi WuWon the last meeting, Chengdu Challenger 20187–2
• TYTsung Hua YangWon the last meeting, Bangkok Challenger 20204–3
• ZLZhe LiWon the last meeting, Zhuhai Challenger 20194–2
• LSLuke SavilleWon the last meeting, Zhangjiagang Challenger 20194–1
• ANAleksandr NedovyesovLost the last meeting, Playford Challenger 20190–5

2 titles from 9 finals.

1. 2018Chengdu Challengerd. Henri Laaksonen
2. 2017San Francisco Challengerd. Vasek Pospisil

• YSYuichi SugitaLost the last meeting, Nottingham Challenger 20194–7
• DWDi WuWon the last meeting, Chengdu Challenger 20187–2
• TYTsung Hua YangWon the last meeting, Bangkok Challenger 20204–3
• ZLZhe LiWon the last meeting, Zhuhai Challenger 20194–2
• LSLuke SavilleWon the last meeting, Zhangjiagang Challenger 20194–1
• ANAleksandr NedovyesovLost the last meeting, Playford Challenger 20190–5

2 titles from 9 finals.

1. 2018Chengdu Challengerd. Henri Laaksonen
2. 2017San Francisco Challengerd. Vasek Pospisil