Challenger
Bombardier Challenger 600
ATP Challenger Tour
ATP Challenger Arad
Bombardier Challenger 850
ATP Challenger Brașov
ATP Challenger Río Grande
ISU-Challenger-Serie
ATP Challenger Timișoara
The Challenger
ATP Challenger Telde
ATP Challenger Maui
ATP Challenger Kuwait
ATP Challenger Porto-2
Challenger (Raumfähre)
ATP Challenger Brazzaville
ATP Challenger Cherbourg
Chess Challenger
ATP Challenger Antofagasta
ATP Challenger Andrézieux-Bouthéon
ATP Challenger Piracicaba
ATP Challenger Kachetien
ATP Challenger Astana (seit 2016)
ATP Challenger Gimcheon
ATP Challenger Guimarães
ATP Challenger Kigali
ATP Challenger Samarqand
ATP Challenger Kōbe
ATP Challenger Raʿanana
ATP Challenger Ahmedabad
ATP Challenger São Paulo (2013–2016)
ATP Challenger Wuhan
ATP Challenger Danderyd
Bombardier Challenger 300
ATP Challenger St. Ulrich in Gröden
ATP Challenger Drummondville
ATP Challenger Båstad
ATP Challenger Itajaí
ATP Challenger Granby
ATP Challenger Ostende
ATP Challenger Meran
ATP Challenger Dijon
ATP Challenger Tanger
ATP Challenger Savannah
Triple C Challenger Cars
ATP Challenger Mantua
ATP Challenger San Miguel de Tucumán
ATP Challenger Benin City
Challenger Series
ATP Challenger Recanati
ATP Challenger Acapulco-2
ATP Challenger Sibiu
ATP Challenger Ojai
ATP Challenger Lugano
ATP Challenger Tour 2009
ATP Challenger Reggio nell’Emilia
ATP Challenger Shenzhen-3
ATP Challenger Charlottesville
ATP Challenger Nottingham-4
ATP Challenger Busan
ATP Challenger Hangzhou
ATP Challenger Daytona Beach
ATP Challenger Manama
ATP Challenger Garmisch-Partenkirchen
ATP Challenger São Paulo (2004)
ATP Challenger Tunica Resorts
ATP Challenger Córdoba
ATP Challenger Flushing Meadow
WTA Challenger Taipeh
ATP Challenger Fargʻona
ATP Challenger Knokke-Heist
ATP Challenger Pozoblanco
ATP Challenger Fès
ATP Challenger Tallahassee
ATP Challenger Tiburon
ATP Challenger Rogaška Slatina
George Edward Challenger
ATP Challenger Aptos
ATP Challenger Champaign
ATP Challenger Toluca de Lerdo
ATP Challenger Toljatti
ATP Challenger Donezk
ATP Challenger Dharwad
ATP Challenger Sanremo
ATP Challenger Santa Clarita
ATP Challenger Floridablanca
ATP Challenger Orléans
ATP Challenger Astana (2010–2014)
Ostend Challenger 1993
ATP Challenger Bogotá
ATP Challenger Besançon
ATP Challenger Saint-Brieuc
ATP Challenger Meknès
ATP Challenger Bogotá (1988–1996)
ATP Challenger Mérida
ATP Challenger Chennai
ATP Challenger Tulsa
ATP Challenger Székesfehérvár
ATP Challenger Anning
ATP Challenger Košice
ATP Challenger Aracaju
ATP Challenger São Paulo (seit 2020)
ATP Challenger La Réunion
ATP Challenger Ponte Vedra Beach
ATP Challenger São Paulo (2013–2015)
ATP Challenger Dallas
ATP Challenger Cortina d’Ampezzo
ATP Challenger Nottingham-2
ATP Challenger Ibagué
Men’s Rimouski Challenger 2011
ATP Challenger Genua
ATP Challenger São Leopoldo
Oracle Challenger Series – Chicago 2018
Oracle Challenger Series – Houston 2019
Oracle Challenger Series – Houston 2018
Granby Challenger 1995
Taipei Challenger 1992
Munich Challenger 1989
ATP Challenger Fürth
Uncle Toby’s Challenger in Caloundra 2004
ATP Challenger São Paulo (2009–2010)
Bressanone Challenger 1999
ATP Challenger Viña del Mar
ATP Challenger Karlsruhe
Kyoto Challenger 1978
Kolkata Challenger 2000
Tangier Challenger 2000
Oracle Challenger Series – Newport Beach 2019
Oracle Challenger Series – Newport Beach 2020
Compaq Challenger 2001
Oracle Challenger Series – Indian Wells 2018
Oracle Challenger Series – Indian Wells 2019
Challenger Ficrea 2014
Oracle Challenger Series – Newport Beach 2018
ATP Challenger Ulm
ATP Orbetello Challenger 2011
ATP Challenger Heilbronn-2
Oracle Challenger Series – New Haven 2019
Moncton Men’s Challenger 2008
ATP Challenger Prostějov
ATP Challenger Bogotá (Bancolombia Open)
ATP Challenger Bogotá (Copa Petrobras)
Challenge
Oracle Challenger Series – Indian Wells 2020
Santiago Challenger 1992
Tashkent Challenger 2016
ATP Challenger Donostia-San Sebastián
ATP Challenger São Paulo (2012–2013)
Relyaid Natomas Challenger 2012
ATP Challenger San Benedetto del Tronto
Hancock Bank Men’s Challenger 2007
Nairobi Challenger I 1990
Dodge Challenger
Lucknow Challenger I 1999
ATP Challenger São Paulo (1982–2002)
ATP Challenger Santa Cruz
Kuala Lumpur Challenger II 1993
ATP Challenger Kyōto
Ipsos Bucharest Challenger 2007
Challenger La Manche – Cherbourg 2024
Nottingham Challenger I 2006
Lucknow Challenger II 1999
Río Grande Challenger 1997
ATP Challenger Nouméa
Crans Montana Challenger 1988
Ribeirão Preto Challenger 1979
Tallahassee Tennis Challenger 2002
Nairobi Challenger II 1990
Wailea Men’s Challenger 2006
Nottingham Challenger II 2006
Costa Rica Challenger 2000
S’Tennis Masters Challenger 2008
Freeman Men’s Challenger 2003
WTA 125
Challenger (Schiff, 1904)
Challenger Internazionale Dell’Insubria 2008
Harrah’s Entertainment Challenger 2006
Freeman Men’s Challenger 2006
Freeman Men’s Challenger 2007
Logopark ATP Challenger 2005
Relyaid Natomas Racquet Club Challenger 2011
Nottingham Challenger II 2005
Harrah’s Entertainment Challenger 2005
Freeman Men’s Challenger 2002
S’Tennis Masters Challenger 2007
Maccabi Men’s Challenger 2009
Freeman Men’s Challenger 2004
Kuala Lumpur Challenger I 1993
Freeman Men’s Challenger 2005
Challenger Hamburg – Hamburg Ladies & Gents Cup 2023
Chicago Men’s Challenger 2024
Georgia’s Rome Challenger 2022
Kuala Lumpur Challenger I 1992
Chicago Men’s Challenger 2022
Challenger La Manche – Cherbourg 2021
Istanbul Challenger – American Express 2013
Challenger La Manche – Cherbourg 2019
Challenger La Manche – Cherbourg 2018
Charlottesville Men’s Pro Challenger 2021
Chicago Men’s Challenger 2023