Challenger
Bombardier Challenger 600
ATP Challenger Tour
The Challenger
ISU-Challenger-Serie
ATP Challenger Kōbe
ATP Challenger Arad
ATP Challenger Brașov
ATP Challenger Shenzhen-3
Bombardier Challenger 850
ATP Challenger Toluca de Lerdo
ATP Challenger Astana (2010–2014)
ATP Challenger Maui
ATP Challenger Timișoara
ATP Challenger Meknès
ATP Challenger Bogotá (1988–1996)
ATP Challenger Chennai
ATP Challenger Telde
Chess Challenger
ATP Challenger Porto-2
ATP Challenger Piracicaba
ATP Challenger Kachetien
Challenger (Raumfähre)
ATP Challenger Río Grande
ATP Challenger Samarqand
ATP Challenger Brazzaville
ATP Challenger Cherbourg
ATP Challenger São Paulo (2013–2016)
ATP Challenger Ahmedabad
ATP Challenger Kigali
ATP Challenger Ostende
ATP Challenger Meran
ATP Challenger Wuhan
ATP Challenger Danderyd
ATP Challenger St. Ulrich in Gröden
ATP Challenger Andrézieux-Bouthéon
Bressanone Challenger 1999
ATP Challenger Gimcheon
ATP Challenger Recanati
ATP Challenger Savannah
ATP Challenger Sibiu
ATP Challenger Båstad
ATP Challenger Raʿanana
ATP Challenger Lugano
ATP Challenger Reggio nell’Emilia
ATP Challenger Kuwait
Oracle Challenger Series – Newport Beach 2018
ATP Challenger Charlottesville
ATP Challenger Busan
ATP Challenger Daytona Beach
ATP Challenger Drummondville
Challenger Series
ATP Challenger São Paulo (2004)
ATP Challenger Tanger
ATP Challenger Dijon
ATP Challenger Itajaí
ATP Challenger Manama
ATP Challenger Antofagasta
ATP Challenger São Paulo (2012–2013)
ATP Challenger Knokke-Heist
ATP Challenger Fès
ATP Challenger Tallahassee
ATP Challenger San Miguel de Tucumán
ATP Challenger Garmisch-Partenkirchen
ATP Challenger Hangzhou
ATP Challenger Mantua
ATP Challenger Tunica Resorts
ATP Challenger Acapulco-2
ATP Challenger Córdoba
ATP Challenger Flushing Meadow
ATP Challenger Ojai
ATP Challenger Tour 2009
ATP Challenger Fargʻona
ATP Challenger Nottingham-4
ATP Challenger Toljatti
ATP Challenger Astana (seit 2016)
ATP Challenger Guimarães
Hancock Bank Men’s Challenger 2007
ATP Challenger Rogaška Slatina
ATP Challenger Tiburon
ATP Challenger Nouméa
Bombardier Challenger 300
ATP Challenger Sanremo
ATP Challenger Santa Clarita
ATP Challenger Aptos
ATP Challenger Pozoblanco
ATP Challenger Granby
Triple C Challenger Cars
ATP Challenger Székesfehérvár
ATP Challenger Champaign
ATP Challenger Anning
Nottingham Challenger II 2006
ATP Challenger Benin City
Costa Rica Challenger 2000
Freeman Men’s Challenger 2003
ATP Challenger Donezk
ATP Challenger São Paulo (seit 2020)
ATP Challenger Floridablanca
ATP Challenger Dharwad
ATP Challenger Tulsa
Kuala Lumpur Challenger I 1992
ATP Challenger Besançon
ATP Challenger Bogotá
ATP Challenger Saint-Brieuc
ATP Challenger Mérida
ATP Challenger Dallas
Oracle Challenger Series – Houston 2018
Taipei Challenger 1992
ATP Challenger Ponte Vedra Beach
Kuala Lumpur Challenger II 1992
WTA Challenger Taipeh
ATP Challenger Košice
George Edward Challenger
ATP Challenger Aracaju
ATP Challenger Ibagué
Oracle Challenger Series – Houston 2019
Oracle Challenger Series – Chicago 2018
Challenger La Manche – Cherbourg 2023
Kolkata Challenger 2000
Tangier Challenger 2000
ATP Challenger La Réunion
ATP Challenger São Paulo (2013–2015)
Compaq Challenger 2001
Hilton Waikoloa Village USTA Challenger 2006
ATP Challenger Cortina d’Ampezzo
Challenger Ficrea 2014
American Express – Istanbul Challenger 2011
Men’s Rimouski Challenger 2011
International Men’s Tennis Challenger 2017
ATP Challenger Ulm
ATP Challenger Heilbronn-2
ATP Challenger Genua
Hilton Waikoloa Village USTA Challenger 2001
Hilton Waikoloa Village USTA Challenger 2004
Kyoto Challenger 1978
Challenger Casablanca San Ángel 2009
ATP Challenger São Paulo (2009–2010)
ATP Challenger Nottingham-2
ATP Challenger Viña del Mar
ATP Challenger Orléans
Oracle Challenger Series – Newport Beach 2019
Oracle Challenger Series – Newport Beach 2020
Oracle Challenger Series – Indian Wells 2018
ATP Challenger São Leopoldo
Munich Challenger 1989
Ostend Challenger 1993
ATP Challenger Fürth
ATP Challenger Karlsruhe
ATP Challenger San Benedetto del Tronto
Challenger Città di Como 2023
Santiago Challenger 1992
ATP Orbetello Challenger 2011
Oracle Challenger Series – Indian Wells 2020
Tashkent Challenger 2016
Oracle Challenger Series – New Haven 2019
Lucknow Challenger I 1999
Oracle Challenger Series – Indian Wells 2019
ATP Challenger Marseille
ATP Challenger São Paulo (1982–2002)
ATP Challenger Bogotá (Bancolombia Open)
Relyaid Natomas Challenger 2012
ATP Challenger Fano
Challenger 1
ATP Challenger Bromma
ATP Challenger Bogotá (Copa Petrobras)
ATP Challenger Sunderland
Sporting Challenger – Trofeo Regione Piemonte 2011
ATP Challenger Mexicali
ATP Challenger Enugu
ATP Challenger Prostějov
Dodge Challenger
ATP Challenger Mendoza
ATP Challenger Fortaleza
ATP Challenger Nümbrecht
ATP Challenger Neumünster
ATP Challenger Düsseldorf
ATP Challenger Donostia-San Sebastián
ATP Challenger Hamilton
ATP Challenger Schenectady
ATP Challenger Berkeley
ATP Challenger Kisch
ATP Challenger Alpirsbach
ATP Challenger Bahia
ATP Challenger Kyōto
Challenger (Schiff, 1932)
ATP Challenger Cuenca
ATP Challenger Telford
ATP Challenger Contrexéville
ATP Challenger Salou
ATP Challenger Cuneo
ATP Challenger Solihull
Ribeirão Preto Challenger 1979
Granby Challenger 1995
ATP Challenger Santa Cruz
ATP Challenger Pingguo
Tallahassee Tennis Challenger 2002
ATP Challenger Valkenswaard
Wailea Men’s Challenger 2006
Uncle Toby’s Challenger in Caloundra 2004
ATP Challenger Hua Hin