Challenger
Bombardier Challenger 600
ATP Challenger Arad
ATP Challenger Brașov
ATP Challenger Tour
ATP Challenger Telde
Bombardier Challenger 850
Chess Challenger
ATP Challenger Andrézieux-Bouthéon
ATP Challenger Maui
ATP Challenger Timișoara
ATP Challenger Piracicaba
ATP Challenger Kachetien
ISU-Challenger-Serie
ATP Challenger Samarqand
ATP Challenger Porto-2
ATP Challenger Ahmedabad
ATP Challenger São Paulo (2013–2016)
The Challenger
Challenger (Raumfähre)
ATP Challenger Río Grande
ATP Challenger Itajaí
ATP Challenger Brazzaville
ATP Challenger Wuhan
ATP Challenger Cherbourg
ATP Challenger Danderyd
ATP Challenger Ostende
ATP Challenger Mantua
ATP Challenger San Miguel de Tucumán
ATP Challenger St. Ulrich in Gröden
ATP Challenger Meran
ATP Challenger Savannah
ATP Challenger Sibiu
ATP Challenger Recanati
ATP Challenger Kigali
ATP Challenger Reggio nell’Emilia
ATP Challenger Lugano
ATP Challenger Charlottesville
ATP Challenger Busan
ATP Challenger Daytona Beach
ATP Challenger Gimcheon
ATP Challenger Kuwait
ATP Challenger São Paulo (2004)
ATP Challenger Manama
ATP Challenger Båstad
ATP Challenger Raʿanana
ATP Challenger Pozoblanco
ATP Challenger Garmisch-Partenkirchen
ATP Challenger Tunica Resorts
ATP Challenger Córdoba
ATP Challenger Flushing Meadow
ATP Challenger Drummondville
ATP Challenger Knokke-Heist
ATP Challenger Fès
ATP Challenger Tallahassee
Challenger Series
ATP Challenger Tanger
ATP Challenger Kōbe
ATP Challenger Antofagasta
ATP Challenger Dharwad
ATP Challenger Dijon
ATP Challenger Toljatti
ATP Challenger Acapulco-2
ATP Challenger Hangzhou
ATP Challenger Ojai
ATP Challenger Astana (seit 2016)
ATP Challenger Guimarães
ATP Challenger Tour 2009
ATP Challenger Fargʻona
ATP Challenger Nottingham-4
ATP Challenger Rogaška Slatina
ATP Challenger Košice
ATP Challenger Székesfehérvár
ATP Challenger Anning
ATP Challenger Tiburon
Bombardier Challenger 300
ATP Challenger Shenzhen-3
ATP Challenger São Paulo (seit 2020)
ATP Challenger Granby
ATP Challenger Sanremo
Triple C Challenger Cars
ATP Challenger Santa Clarita
ATP Challenger Aptos
ATP Challenger Benin City
ATP Challenger Donezk
ATP Challenger Nottingham-2
ATP Challenger Champaign
ATP Challenger São Leopoldo
ATP Challenger Dallas
ATP Challenger Floridablanca
Oracle Challenger Series – Houston 2018
Taipei Challenger 1992
ATP Challenger Fürth
ATP Challenger Tulsa
ATP Challenger Besançon
ATP Challenger Toluca de Lerdo
ATP Challenger Mérida
ATP Challenger Bogotá
ATP Challenger Saint-Brieuc
Tangier Challenger 2000
Kolkata Challenger 2000
Compaq Challenger 2001
ATP Challenger Astana (2010–2014)
WTA Challenger Taipeh
ATP Challenger Ponte Vedra Beach
Oracle Challenger Series – Indian Wells 2019
Kyoto Challenger 1978
Challenger Ficrea 2014
George Edward Challenger
ATP Challenger Aracaju
ATP Challenger Heilbronn-2
ATP Challenger Ulm
Oracle Challenger Series – Newport Beach 2019
Oracle Challenger Series – Newport Beach 2020
Oracle Challenger Series – Indian Wells 2018
ATP Challenger Ibagué
ATP Challenger Prostějov
ATP Challenger Bogotá (1988–1996)
ATP Challenger Meknès
ATP Challenger São Paulo (2013–2015)
Oracle Challenger Series – Chicago 2018
Oracle Challenger Series – Houston 2019
ATP Challenger Cortina d’Ampezzo
ATP Challenger Chennai
Men’s Rimouski Challenger 2011
ATP Challenger La Réunion
ATP Challenger Genua
ATP Challenger Orléans
ATP Challenger São Paulo (2009–2010)
ATP Challenger San Benedetto del Tronto
Santiago Challenger 1992
Munich Challenger 1989
ATP Challenger Viña del Mar
Ostend Challenger 1993
Lucknow Challenger I 1999
ATP Challenger São Paulo (1982–2002)
Dodge Challenger
ATP Challenger Karlsruhe
ATP Orbetello Challenger 2011
Ipsos Bucharest Challenger 2007
Nottingham Challenger I 2006
Oracle Challenger Series – Indian Wells 2020
Río Grande Challenger 1997
ATP Challenger Kyōto
Crans Montana Challenger 1988
ATP Challenger Bogotá (Bancolombia Open)
Tashkent Challenger 2016
Oracle Challenger Series – New Haven 2019
Bressanone Challenger 1999
Relyaid Natomas Challenger 2012
Ribeirão Preto Challenger 1979
S’Tennis Masters Challenger 2008
Wailea Men’s Challenger 2006
Tallahassee Tennis Challenger 2002
ATP Challenger Bogotá (Copa Petrobras)
ATP Challenger Donostia-San Sebastián
Harrah’s Entertainment Challenger 2006
Freeman Men’s Challenger 2006
Freeman Men’s Challenger 2007
WTA 125
Challenger (Schiff, 1904)
Oracle Challenger Series – Newport Beach 2018
Logopark ATP Challenger 2005
Harrah’s Entertainment Challenger 2005
Granby Challenger 1995
Relyaid Natomas Racquet Club Challenger 2011
Nottingham Challenger II 2005
Uncle Toby’s Challenger in Caloundra 2004
Challenger Hamburg – Hamburg Ladies & Gents Cup 2023
ATP Challenger Santa Cruz
Freeman Men’s Challenger 2005
Challenger La Manche – Cherbourg 2021
Kuala Lumpur Challenger I 1993
Challenger La Manche – Cherbourg 2019
Chicago Men’s Challenger 2024
Georgia’s Rome Challenger 2022
Nairobi Challenger I 1990
ATP Challenger São Paulo (2012–2013)
Challenger La Manche – Cherbourg 2015
Challenger La Manche – Cherbourg 2016
Challenger La Manche – Cherbourg 2020
Chicago Men’s Challenger 2023
Nairobi Challenger II 1990
Hancock Bank Men’s Challenger 2007
Challenge
Moncton Men’s Challenger 2008
American Express – Istanbul Challenger 2012
Lucknow Challenger II 1999
Uncle Toby’s Burnie Challenger 2004
Project Independence Men’s Challenger 2003
Charlottesville Men’s Pro Challenger 2015
Türk Telekom İzmir Challenger 2011
Challenger La Manche – Cherbourg 2022
Maccabi Men’s Challenger 2009
S’Tennis Masters Challenger 2007
Challenger-Klasse (1904)
American Express – Istanbul Challenger 2019
American Express – Istanbul Challenger 2017
Charlottesville Men’s Pro Challenger 2016
Challenger 2