Challenger
Bombardier Challenger 600
ATP Challenger Arad
ATP Challenger Brașov
ATP Challenger Tour
ATP Challenger Telde
Bombardier Challenger 850
ATP Challenger Río Grande
ATP Challenger Porto-2
Challenger (Raumfähre)
ATP Challenger Brazzaville
ATP Challenger Cherbourg
ATP Challenger Andrézieux-Bouthéon
ATP Challenger Piracicaba
ATP Challenger Timișoara
ATP Challenger Maui
ATP Challenger Kachetien
ISU-Challenger-Serie
ATP Challenger Samarqand
Chess Challenger
ATP Challenger Kuwait
ATP Challenger Ahmedabad
ATP Challenger São Paulo (2013–2016)
The Challenger
ATP Challenger Itajaí
ATP Challenger Ostende
ATP Challenger Meran
ATP Challenger Mantua
ATP Challenger San Miguel de Tucumán
ATP Challenger Drummondville
ATP Challenger Antofagasta
ATP Challenger Tanger
ATP Challenger Recanati
ATP Challenger Sibiu
ATP Challenger Lugano
ATP Challenger Wuhan
ATP Challenger Reggio nell’Emilia
ATP Challenger Danderyd
ATP Challenger Kigali
ATP Challenger St. Ulrich in Gröden
ATP Challenger Acapulco-2
ATP Challenger Charlottesville
ATP Challenger Astana (seit 2016)
ATP Challenger Ojai
ATP Challenger Busan
ATP Challenger Guimarães
ATP Challenger Daytona Beach
ATP Challenger Savannah
ATP Challenger Gimcheon
ATP Challenger São Paulo (2004)
ATP Challenger Raʿanana
ATP Challenger Pozoblanco
ATP Challenger Båstad
ATP Challenger Knokke-Heist
Bombardier Challenger 300
ATP Challenger Fès
ATP Challenger Tallahassee
ATP Challenger Granby
ATP Challenger Tiburon
Triple C Challenger Cars
Challenger Series
ATP Challenger Kōbe
ATP Challenger Manama
ATP Challenger Benin City
ATP Challenger Dharwad
ATP Challenger Dijon
ATP Challenger Toljatti
ATP Challenger Garmisch-Partenkirchen
ATP Challenger Tunica Resorts
ATP Challenger Córdoba
ATP Challenger Flushing Meadow
ATP Challenger Donezk
ATP Challenger Hangzhou
ATP Challenger Floridablanca
ATP Challenger Tour 2009
ATP Challenger Nottingham-4
ATP Challenger Fargʻona
ATP Challenger Besançon
ATP Challenger Košice
ATP Challenger Székesfehérvár
ATP Challenger Rogaška Slatina
ATP Challenger Anning
WTA Challenger Taipeh
ATP Challenger Mérida
ATP Challenger Shenzhen-3
George Edward Challenger
ATP Challenger São Paulo (seit 2020)
ATP Challenger Sanremo
ATP Challenger Aracaju
ATP Challenger Santa Clarita
ATP Challenger Aptos
ATP Challenger Nottingham-2
ATP Challenger Champaign
ATP Challenger São Leopoldo
ATP Challenger São Paulo (2013–2015)
ATP Challenger Cortina d’Ampezzo
ATP Challenger Orléans
Men’s Rimouski Challenger 2011
Oracle Challenger Series – Houston 2018
ATP Challenger Genua
Ostend Challenger 1993
Taipei Challenger 1992
ATP Challenger Fürth
ATP Challenger Tulsa
ATP Challenger Toluca de Lerdo
Munich Challenger 1989
ATP Challenger Bogotá
ATP Challenger Dallas
ATP Challenger Saint-Brieuc
Tangier Challenger 2000
Kolkata Challenger 2000
Compaq Challenger 2001
ATP Challenger Astana (2010–2014)
Oracle Challenger Series – Indian Wells 2019
Challenger Ficrea 2014
ATP Challenger Ulm
ATP Challenger Ponte Vedra Beach
ATP Challenger Heilbronn-2
ATP Orbetello Challenger 2011
ATP Challenger Prostějov
ATP Challenger Bogotá (1988–1996)
ATP Challenger Meknès
ATP Challenger Ibagué
ATP Challenger Chennai
Oracle Challenger Series – Chicago 2018
Oracle Challenger Series – Houston 2019
ATP Challenger La Réunion
ATP Challenger Bogotá (Bancolombia Open)
Kyoto Challenger 1978
Oracle Challenger Series – Newport Beach 2019
Oracle Challenger Series – Newport Beach 2020
Oracle Challenger Series – Indian Wells 2018
Granby Challenger 1995
ATP Challenger San Benedetto del Tronto
ATP Challenger Donostia-San Sebastián
ATP Challenger São Paulo (2009–2010)
Uncle Toby’s Challenger in Caloundra 2004
ATP Challenger Viña del Mar
Lucknow Challenger I 1999
ATP Challenger São Paulo (1982–2002)
Santiago Challenger 1992
ATP Challenger Karlsruhe
Ipsos Bucharest Challenger 2007
Nottingham Challenger I 2006
Río Grande Challenger 1997
Moncton Men’s Challenger 2008
Oracle Challenger Series – Indian Wells 2020
Crans Montana Challenger 1988
Challenge
Oracle Challenger Series – New Haven 2019
Bressanone Challenger 1999
Tashkent Challenger 2016
Ribeirão Preto Challenger 1979
Tallahassee Tennis Challenger 2002
Relyaid Natomas Challenger 2012
Dodge Challenger
S’Tennis Masters Challenger 2008
Wailea Men’s Challenger 2006
ATP Challenger Bogotá (Copa Petrobras)
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
ATP Challenger Kyōto
Relyaid Natomas Racquet Club Challenger 2011
Harrah’s Entertainment Challenger 2005
Nottingham Challenger II 2005
Freeman Men’s Challenger 2005
Challenger Hamburg – Hamburg Ladies & Gents Cup 2023
ATP Challenger Santa Cruz
Challenger La Manche – Cherbourg 2021
Challenger La Manche – Cherbourg 2019
Kuala Lumpur Challenger II 1993
Nairobi Challenger I 1990
ATP Challenger São Paulo (2012–2013)
Challenger La Manche – Cherbourg 2015
Challenger La Manche – Cherbourg 2016
Chicago Men’s Challenger 2022
Challenger La Manche – Cherbourg 2020
Challenger La Manche – Cherbourg 2024
Hancock Bank Men’s Challenger 2007
Nairobi Challenger II 1990
Challenger La Manche – Cherbourg 2017
American Express – Istanbul Challenger 2012
Kuala Lumpur Challenger I 1993
Lucknow Challenger II 1999
Chicago Men’s Challenger 2024
Uncle Toby’s Burnie Challenger 2004
Project Independence Men’s Challenger 2003
Georgia’s Rome Challenger 2022
Challenger 3
STS-51-L
Hilton Waikoloa Village USTA Challenger 2007
Challenger La Manche – Cherbourg 2022
Charlottesville Men’s Pro Challenger 2015
Türk Telekom İzmir Challenger 2011
Hilton Waikoloa Village USTA Challenger 2002