Andy Murray (GBR) d Taro Daniel (JPN) 61 63 61
Kei Nishikori (JPN) d Daniel Evans (GBR) 63 75 76(3)
Andy Murray/Jamie Murray (GBR) d Yoshihito Nishioka/Yasutaka Uchiyama (JPN) 63 62 64
*****
SERBIA 1, KAZAKHSTAN 2
Venue: Pionir Hall, Belgrade, SRB (hard – indoor)
Novak Djokovic (SRB) d Aleksandr Nedovyesov (KAZ) 61 62 63
Mikhail Kukushkin (KAZ) d Viktor Troicki (SRB) 75 62 64
Andrey Golubev/Aleksandr Nedovyesov (KAZ) d Novak Djokovic/Nenad Zimonjic (SRB) 63 76(3) 75
*****
ITALY 3, SWITZERLAND 0
Venue: Adriatic Arena, Pesaro, ITA (clay – indoor)
Paolo Lorenzi (ITA) d Marco Chiudinelli (SUI) 76(14) 63 46 57 75
Andreas Seppi (ITA) d Henri Laaksonen (SUI) 75 76(4) 36 63
Simone Bolelli/Andreas Seppi (ITA) d Marco Chiudinelli/Henri Laaksonen (SUI) 63 61 63
*****
POLAND 1, ARGENTINA 2
Venue: Ergo Arena, Gdansk, POL (hard – indoor)
Guido Pella (ARG) d Michal Przysiezny (POL) 61 64 76(5)
Leonardo Mayer (ARG) d Hubert Hurkacz (POL) 62 76(3) 62
Lukasz Kubot/Marcin Matkowski (POL) d Carlos Berlocq/Renzo Olivo (ARG) 63 64 64
*****
FRANCE 3, CANADA 0
Venue: Vélodrome Amédée Detraux, Guadeloupe, FRA (clay – outdoor)
Gael Monfils (FRA) d Frank Dancevic (CAN) 63 61 63
Gilles Simon (FRA) d Vasek Pospisil (CAN) 75 63 63
Richard Gasquet/Jo-Wilfried Tsonga (FRA) d Philip Bester/Vasek Pospisil (CAN) 76(4) 61 76(4)
*****
GERMANY 1, CZECH REPUBLIC 2
Venue: TUI Arena, Hannover, GER (hard – indoor)
Philipp Kohlschreiber (GER) d Lukas Rosol (CZE) 36 63 64 26 63
Tomas Berdych (CZE) d Alexander Zverev (GER) 76(6) 16 46 76(5) 64
Tomas Berdych/Radek Stepanek (CZE) d Philipp Kohlschreiber/Philipp Petzschner (GER) 76(7) 75 64
*****
USA 2, AUSTRALIA 1
Venue: Kooyong Lawn Tennis Club, Kooyong, AUS (grass – outdoor)
John Isner (USA) d Samuel Groth (AUS) 76(2) 62 62
Bernard Tomic (AUS) d Jack Sock (USA) 76(2) 63 36 64
Bob Bryan/Mike Bryan (USA) d Lleyton Hewitt/John Peers (AUS) 63 63 46 46 63
*****
BELGIUM 1, CROATIA 2
Venue: Country Hall du Sart-Tilman, Liège, BEL (clay – indoor)
Marin Cilic (CRO) d Kimmer Coppejans (BEL) 75 63 75
David Goffin (BEL) d Borna Coric (CRO) 63 62 26 36 63
Ivan Dodig/Franko Skugor (CRO) d Ruben Bemelmans/David Goffin (BEL) 76(5) 63 61