• Damir DzumhurLost the last meeting, Lugano Challenger 20223–8
• LVLuca VanniLost the last meeting, Biella Challenger 20213–4
• FSFranko SkugorWon the last meeting, Eastbourne 20174–2
• Cedrik Marcel StebeWon the last meeting, Cleveland Challenger 20221–4
• AAAndrea ArnaboldiLost the last meeting, Roanne Challenger 20212–3
• Lorenzo GiustinoLost the last meeting, Trieste Challenger 20211–4

6 titles from 8 finals.

1. 2018Ningbo Challengerd. Prajnesh Gunneswaran
2. 2017Seoul Challengerd. Soonwoo Kwon
3. 2017Gimcheon Challengerd. Teymuraz Gabashvili
4. 2017Quanzhou Challengerd. Matteo Berrettini
5. 2016Zhuhai Challengerd. Ze Zhang
6. 2013Recanati Challengerd. David Guez

• Damir DzumhurLost the last meeting, Lugano Challenger 20223–8
• LVLuca VanniLost the last meeting, Biella Challenger 20213–4
• FSFranko SkugorWon the last meeting, Eastbourne 20174–2
• Cedrik Marcel StebeWon the last meeting, Cleveland Challenger 20221–4
• AAAndrea ArnaboldiLost the last meeting, Roanne Challenger 20212–3
• Lorenzo GiustinoLost the last meeting, Trieste Challenger 20211–4

6 titles from 8 finals.

1. 2018Ningbo Challengerd. Prajnesh Gunneswaran
2. 2017Seoul Challengerd. Soonwoo Kwon
3. 2017Gimcheon Challengerd. Teymuraz Gabashvili
4. 2017Quanzhou Challengerd. Matteo Berrettini
5. 2016Zhuhai Challengerd. Ze Zhang
6. 2013Recanati Challengerd. David Guez