DAVIS CUP by BNP PARIBAS 2017 WORLD GROUP - PLAY-OFF
哈薩克以Kukushkin兩點單打與雙打點勝利，主場擊退去年冠軍阿根廷重回世界組行列。
比賽地點：哈薩克阿斯塔納 National Tennis Centre, Astana, Kazakhstan
場地材質：室內硬地 Hard - GreenSet Grand Prix Cup, Indoor
R1: Mikhail KUKUSHKIN d. Guido PELLA 6-7(5) 7-6(5) 6-2 6-4
R2: Dmitry POPKO lt Diego SCHWARTZMAN 4-6 2-6 2-6
R3: KHABIBULIN/NEDOVYESOV d. GONZALEZ/MOLTENI 5-7 6-4 7-5 6-4
R4: Mikhail KUKUSHKIN d. Diego SCHWARTZMAN 6-4 6-4 7-6(2)
R5: Dmitry POPKO lt Guido PELLA Walkover
DAVIS CUP by BNP PARIBAS 2017 WORLD GROUP - PLAY-OFF
印度在Bhambri和Shapovalov激鬥五盤及後續雙打、頭號單打對決失利下客場叩關失敗。
比賽地點：加拿大艾德蒙頓 Northlands Coliseum, Edmonton, Canada
場地材質：室內硬地 Hard - Premier, Indoor
R1: Brayden SCHNUR lt Ramkumar RAMANATHAN 7-5 6-7(4) 5-7 5-7
R2: Denis SHAPOVALOV d. Yuki BHAMBRI 7-6(2) 6-4 6-7(6) 4-6 6-1
R3: NESTOR/POSPISIL d. BOPANNA/RAJA 7-5 7-5 5-7 3-6
R4: Denis SHAPOVALOV d. Ramkumar RAMANATHAN 3-6 6-7(1) 3-6
R5: Braden SCHNUR lt Yuki BHAMBRI 4-6 6-4 4-6
DAVIS CUP by BNP PARIBAS 2017 WORLD GROUP - PLAY-OFF
日本雖受泰利颱風侵襲週末整日延宕，仍連續贏得三點單打、擊退巴西保住世界組席次。
比賽地點：日本大阪 Utsubo Tennis Center, Osaka, Japan
場地材質：室外硬地 Hard - DecoTurf, Outdoor
R1: 杉田祐一 d. Guilherme CLEZAR 6-2 7-5 7-6(5)
R2: 添田豪 d. Thiago MONTIERO 3-6 6-4 6-3 6-7(1) 6-4
R3: MCLACHLAN/竹内研人 lt MELO/SOARES 6-7(2) 4-6 2-6
R4: 杉田祐一 d. Thiago MONTIERO 6-3 6-2 6-3
R5: 添田豪 vs Guilherme CLEZAR Not Played
DAVIS CUP by BNP PARIBAS 2017 ASIA/OCEANIA GROUP I - RELEGATION P/O
南韓由鄭泫與權純雨單打勝利守住一級資格，臺灣僅陳迪莊吉生雙打與吳東霖單打取勝。
比賽地點：南韓楊口 Yang Gu Tennis Park, Yang Gu, Korea, Rep.
場地材質：室外硬地 Hard - Rebound Ace, Outdoor
R1: CHUNG Hyeon d. 吳東霖 7-6(3) 6-1 6-1
R2: KWON Soon Woo d. 莊吉生 6-3 6-4 2-6 7-6(4)
R3: LEE/LIM lt 陳　迪/莊吉生 4-6 4-6 4-6
R4: CHUNG Hyeon d. 尤承宇 6-4 6-2 6-1
R5: LEE Jea Moon lt 吳東霖 2-6 7-5 4-6
DAVIS CUP by BNP PARIBAS 2017 ASIA/OCEANIA GROUP II - PROMOTION P/O
巴基斯坦在決勝第五點五盤勝出重回一級之列，泰國連續兩年於二組升級賽失利。
比賽地點：巴基斯坦伊斯蘭瑪巴德 Pakistan Sports Complex, Islamabad, Pakistan
場地材質：室外草地 Grass, Outdoor
R1: Aqeel KHAN d. Wishaya TRONGCHAROENCHAIKUL 6-3 6-4 6-4
R2: Aisam QURESHI d. Kittiphong WACHIRAMANOWONG 6-1 6-0 6-4
R3: ABID/S.KHAN lt RATIWATANA/RATIWATANA 6-4 4-6 1-6 1-6
R4: Aisam QURESHI lt Wishaya TRONGCHAROENCHAIKUL 5-7 6-7(4) 6-4 7-6(3) 6-7(3)
R5: Aqeel KHAN d. Kittiphong WACHIRAMANOWONG 6-4 6-3 3-6 2-6 6-2