Challenger
Bombardier Challenger 600
ATP Challenger Arad
ATP Challenger Brașov
ATP Challenger Tour
Bombardier Challenger 850
ATP Challenger Porto-2
ATP Challenger Telde
Challenger (Raumfähre)
ATP Challenger Río Grande
ATP Challenger Brazzaville
ATP Challenger Cherbourg
Chess Challenger
ATP Challenger Maui
ATP Challenger Kachetien
ATP Challenger Timișoara
ISU-Challenger-Serie
ATP Challenger Kuwait
ATP Challenger Andrézieux-Bouthéon
ATP Challenger Wuhan
The Challenger
ATP Challenger Danderyd
ATP Challenger St. Ulrich in Gröden
ATP Challenger Drummondville
ATP Challenger Meran
ATP Challenger Savannah
ATP Challenger Tanger
ATP Challenger Kigali
ATP Challenger Antofagasta
ATP Challenger Recanati
ATP Challenger Acapulco-2
ATP Challenger Lugano
ATP Challenger Itajaí
ATP Challenger Ojai
ATP Challenger Mantua
ATP Challenger San Miguel de Tucumán
ATP Challenger Båstad
ATP Challenger Astana (seit 2016)
ATP Challenger Guimarães
ATP Challenger Manama
ATP Challenger Piracicaba
ATP Challenger Garmisch-Partenkirchen
ATP Challenger Tunica Resorts
ATP Challenger Córdoba
ATP Challenger Gimcheon
ATP Challenger Flushing Meadow
Challenger Series
ATP Challenger Samarqand
ATP Challenger Raʿanana
ATP Challenger Knokke-Heist
ATP Challenger Fès
ATP Challenger Tallahassee
Bombardier Challenger 300
ATP Challenger Tiburon
ATP Challenger São Paulo (2013–2016)
ATP Challenger Ahmedabad
ATP Challenger Granby
Triple C Challenger Cars
ATP Challenger Hangzhou
ATP Challenger Kōbe
ATP Challenger Benin City
ATP Challenger Dijon
ATP Challenger Donezk
ATP Challenger Ostende
ATP Challenger Pozoblanco
ATP Challenger Fargʻona
ATP Challenger Floridablanca
ATP Challenger Rogaška Slatina
ATP Challenger Besançon
ATP Challenger Sibiu
ATP Challenger Tour 2009
ATP Challenger Reggio nell’Emilia
ATP Challenger Dharwad
ATP Challenger Nottingham-4
ATP Challenger Mérida
ATP Challenger Charlottesville
ATP Challenger Busan
ATP Challenger Anning
ATP Challenger Sanremo
ATP Challenger Daytona Beach
ATP Challenger Santa Clarita
WTA Challenger Taipeh
ATP Challenger São Paulo (2004)
ATP Challenger Shenzhen-3
George Edward Challenger
ATP Challenger Aracaju
ATP Challenger Dallas
ATP Challenger São Paulo (2013–2015)
ATP Challenger Aptos
ATP Challenger Košice
ATP Challenger Cortina d’Ampezzo
ATP Challenger Champaign
Men’s Rimouski Challenger 2011
ATP Challenger Tulsa
ATP Challenger Genua
ATP Challenger Orléans
Oracle Challenger Series – Houston 2018
ATP Challenger Toljatti
Ostend Challenger 1993
Munich Challenger 1989
ATP Challenger Toluca de Lerdo
ATP Challenger Ponte Vedra Beach
ATP Challenger Nottingham-2
ATP Challenger Bogotá
Kyoto Challenger 1978
ATP Challenger São Leopoldo
ATP Challenger Saint-Brieuc
ATP Challenger Ibagué
Oracle Challenger Series – Newport Beach 2019
Oracle Challenger Series – Newport Beach 2020
Oracle Challenger Series – Indian Wells 2018
ATP Challenger Astana (2010–2014)
Oracle Challenger Series – Chicago 2018
Oracle Challenger Series – Houston 2019
ATP Challenger Ulm
ATP Orbetello Challenger 2011
ATP Challenger Fürth
ATP Challenger Székesfehérvár
ATP Challenger Bogotá (1988–1996)
ATP Challenger Meknès
ATP Challenger Bogotá (Bancolombia Open)
ATP Challenger São Paulo (2009–2010)
ATP Challenger Chennai
ATP Challenger São Paulo (seit 2020)
ATP Challenger Viña del Mar
ATP Challenger La Réunion
Santiago Challenger 1992
Oracle Challenger Series – Indian Wells 2019
ATP Challenger Donostia-San Sebastián
Granby Challenger 1995
Uncle Toby’s Challenger in Caloundra 2004
ATP Challenger Prostějov
Dodge Challenger
Lucknow Challenger I 1999
Taipei Challenger 1992
ATP Challenger São Paulo (1982–2002)
Oracle Challenger Series – Indian Wells 2020
ATP Challenger Kyōto
Tashkent Challenger 2016
ATP Challenger Karlsruhe
Relyaid Natomas Challenger 2012
Kolkata Challenger 2000
Tangier Challenger 2000
Moncton Men’s Challenger 2008
Compaq Challenger 2001
Challenge
Challenger Ficrea 2014
Bressanone Challenger 1999
Oracle Challenger Series – New Haven 2019
Ribeirão Preto Challenger 1979
ATP Challenger Heilbronn-2
Tallahassee Tennis Challenger 2002
ATP Challenger Bogotá (Copa Petrobras)
Ipsos Bucharest Challenger 2007
Logopark ATP Challenger 2005
ATP Challenger Santa Cruz
Oracle Challenger Series – Newport Beach 2018
Nottingham Challenger I 2006
Relyaid Natomas Racquet Club Challenger 2011
Nottingham Challenger II 2005
Río Grande Challenger 1997
Crans Montana Challenger 1988
Kuala Lumpur Challenger I 1993
Freeman Men’s Challenger 2005
Chicago Men’s Challenger 2024
Georgia’s Rome Challenger 2022
ATP Challenger San Benedetto del Tronto
S’Tennis Masters Challenger 2008
Chicago Men’s Challenger 2022
Nairobi Challenger II 1990
Freeman Men’s Challenger 2006
Freeman Men’s Challenger 2007
Harrah’s Entertainment Challenger 2006
Chicago Men’s Challenger 2023
Challenger La Manche – Cherbourg 2015
Challenger La Manche – Cherbourg 2016
Kuala Lumpur Challenger II 1993
ATP Challenger São Paulo (2012–2013)
Nairobi Challenger I 1990
Harrah’s Entertainment Challenger 2005
Challenger La Manche – Cherbourg 2017
Challenger La Manche – Cherbourg 2024
Hancock Bank Men’s Challenger 2007
Challenger 3
Maccabi Men’s Challenger 2009
S’Tennis Masters Challenger 2007
STS-51-L
Hilton Waikoloa Village USTA Challenger 2007
Challenger La Manche – Cherbourg 2021
Lucknow Challenger II 1999
Hilton Waikoloa Village USTA Challenger 2002
Challenger La Manche – Cherbourg 2022
American Express – Istanbul Challenger 2018
Challenger 2
Challenger La Manche – Cherbourg 2020
WTA 125
Wailea Men’s Challenger 2006
Challenger Internazionale Dell’Insubria 2008
Lima Challenger – Copa Claro 2015
ATP Challenger Nouméa