All champions since 2004
By season
Jannik SinnerSinner
Daniil MedvedevMedvedev
Felix Auger AliassimeAuger Aliassime
Andrey RublevRublev
Gaël MonfilsMonfils
Gaël MonfilsMonfils
Jo-Wilfried TsongaTsonga
Martin KližanKližan
Stanislas WawrinkaWawrinka
2014
Tomáš BerdychBerdych
2013
Juan Martín del Potrodel Potro
2012
Roger FedererFederer
2011
Robin SöderlingSöderling
2010
Robin SöderlingSöderling
2009
Andy MurrayMurray
2008
Michaël LlodraLlodra
2007
Mikhail YouzhnyYouzhny
2006
Radek ŠtěpánekŠtěpánek
2005
Roger FedererFederer
2004
Lleyton HewittHewitt
Most successful
2
Gaël MonfilsMonfils
2020 2019
2
Robin SöderlingSöderling
2011 2010
2
Roger FedererFederer
2012 2005
1
Jannik SinnerSinner
2024
1
Daniil MedvedevMedvedev
2023
1
Felix Auger AliassimeAuger Aliassime
2022
1
Andrey RublevRublev
2021
1
Jo-Wilfried TsongaTsonga
2017
1
Martin KližanKližan
2016
1
Stanislas WawrinkaWawrinka
2015
1
Tomáš BerdychBerdych
2014
1
Juan Martín del Potrodel Potro
2013
1
Andy MurrayMurray
2009
1
Michaël LlodraLlodra
2008
1
Mikhail YouzhnyYouzhny
2007
1
Radek ŠtěpánekŠtěpánek
2006
1
Lleyton HewittHewitt
2004