| Dato
|
By
|
Turnering
|
Prispenger
|
Underlag
|
Vinner
singel
|
Vinner
dobbel
|
| 1.4.
|
Mexico Monterrey
|
Abierto GNP Seguros
|
$ 162.480
|
Hardcourt
|
Kasakhstan Alexander Bublik
|
USA Evan King
USA Nathan Pasha
|
Frankrike Sophia Antipolis
|
Mouratoglou Open
|
€ 69.280
|
Grus
|
Tyskland Dustin Brown
|
Nederland Thiemo de Bakker
Nederland Robin Haase
|
Spania Alicante
|
Ferrero Challenger Open
|
€ 46.600
|
Grus
|
Spania Pablo Andújar
|
Brasil Thomaz Bellucci
Argentina Guillermo Durán
|
| 8.4.
|
Kinesisk Taipei Taipei
|
Santaizi Challenger
|
$ 162.480
|
Hardcourt (i)
|
Østerrike Dennis Novak
|
India N. Sriram Balaji
Israel Jonathan Erlich
|
Italia Barletta
|
Open Città della Disfida
|
€ 46.600
|
Grus
|
Italia Gianluca Mager
|
Ukraina Denys Moltschanow
Slovakia Igor Zelenay
|
| Spania Murcia
|
Murcia Open
|
€ 46.600
|
Grus
|
Spania Roberto Carballés Baena
|
New Zealand Marcus Daniell
Spania David Marrero
|
| 15.4.
|
Kina Anning
|
Kunming Open
|
$ 162.480
|
Grus
|
Storbritannia Jay Clarke
|
Australia Max Purcell
Australia Luke Saville
|
| USA Sarasota
|
Sarasota Open
|
$ 108.320
|
Grus
|
USA Tommy Paul
|
Uruguay Martín Cuevas
Italia Paolo Lorenzi
|
| Mexico San Luis Potosí
|
San Luis Open
|
$ 54.160
|
Grus
|
Sveits Marc-Andrea Hüsler
|
El Salvador Marcelo Arévalo
Mexico Miguel Ángel Reyes Varela
|
Tunisia Tunis
|
Tunis Open
|
$ 54.160
|
Grus
|
Uruguay Pablo Cuevas
|
Belgia Ruben Bemelmans
Tyskland Tim Pütz
|
| 22.4.
|
Italia Francavilla al Mare
|
Internazionali di Tennis d’Abruzzo
|
€ 46.600
|
Grus
|
Italia Stefano Travaglia
|
Ukraina Denys Moltschanow
Slovakia Igor Zelenay
|
| Mexico León
|
Torneo Challenger León
|
$ 54.160
|
Hardcourt
|
Slovenia Blaž Rola
|
Østerrike Lucas Miedler
Østerrike Sebastian Ofner
|
| Kina Nanchang
|
Gangjiang New Area International Challenger
|
$ 54.160
|
Grus (i)
|
Slovakia Andrej Martin
|
Nederland Gruser Arends
Østerrike Tristan-Samuel Weissborn
|
| USA Tallahassee
|
Tallahassee Tennis Challenger
|
$ 54.160
|
Grus
|
Ecuador Emilio Gómez
|
Venezuela Roberto Maytín
Brasil Fernando Romboli
|
| 29.4.
|
Frankrike Bordeaux
|
BNP Paribas Primrose Bordeaux
|
€ 114.800
|
Grus
|
Frankrike Lucas Pouille
|
Frankrike Grégoire Barrère
Frankrike Quentin Halys
|
| Mexico Puerto Vallarta
|
Puerto Vallarta Open
|
$ 135.400
|
Hardcourt
|
Østerrike Sebastian Ofner
|
Australia Matt Reid
Australia John-Patrick Smith
|
Sør-Korea Seoul
|
Seoul Open Challenger
|
$ 108.320
|
Hardcourt
|
Sør-Korea Kwon Soon-woo
|
Australia Max Purcell
Australia Luke Saville
|
 Savannah
|
St. Joseph’s/Candler Savannah Challenger
|
$ 81.240
|
Grus
|
Argentina Federico Coria
|
Venezuela Roberto Maytín
Brasil Fernando Romboli
|
Tsjekkia Ostrava
|
Prosperita Open
|
€ 46.600
|
Grus
|
Polen Kamil Majchrzak
|
Sveits Luca Margaroli
Slovakia Filip Polášek
|
