| Date: | 29 December 2018 – 6 January 2019 |
| Edition: | XXXI (31st) |
| Surface: | Hard (indoor) |
| Location: | Perth, Western Australia |
| Venue: | Perth Arena |
| After Year: | 2023 |
The Hopman Cup XXXI was the 31st edition of the Hopman Cup tournament between nations in men's and women's tennis and the final edition that took place at the Perth Arena in Perth, Western Australia.[1]
On 26 June 2018, the defending Swiss team of Roger Federer and Belinda Bencic and 2018 finalist German team of Alexander Zverev and Angelique Kerber were announced as the first teams for the 2019 tournament.[2] [3] On 15 August 2018, the teams of Greece and Spain were announced.[4]
For the first time in history, Roger Federer and Serena Williams faced each other in a competitive event. Federer came out victorious alongside Bencic in the mixed doubles rubber. This match also attracted a Perth Arena record tennis crowd of 14,064, which was the highest attendance for a tennis match in Western Australian history.[5]
Switzerland successfully defended their title, beating Germany in a repeat of the previous year's final. This was Federer's 3rd Hopman Cup title, the most by any player, male or female.[6]
The draw took place on 3 October 2018 and it placed the 8 teams into two groups, according to the following ranking-based seedings:
| Seed | Team | Female player | WTA1 | Male player | ATP1 | Total | Elimination | |
|---|---|---|---|---|---|---|---|---|
| 1 | Angelique Kerber | 2 | Alexander Zverev | 5 | 7 | Runner-up | ||
| 2 | Belinda Bencic | 41 | Roger Federer | 2 | 43 | Champions | ||
| 3 | Alizé Cornet | 39 | Lucas Pouille | 19 | 58 | Round robin | ||
| 4 | Serena Williams | 17 | Frances Tiafoe | 41 | 58 | Round robin | ||
| 5 | Maria Sakkari | 43 | Stefanos Tsitsipas | 15 | 58 | Round robin | ||
| 6 | Ashleigh Barty | 19 | Matthew Ebden | 48 | 67 | Round robin | ||
| 7 | Garbiñe Muguruza | 15 | David Ferrer | 147 | 162 | Round robin | ||
| 8 | Katie Boulter | 109 | Cameron Norrie | 78 | 187 | Round robin | ||
| 1 – [7] [8] [9] | ||||||||
| width=10 | width=120 | width=75 | Germany | width=75 | France | width=75 | Australia | width=75 | Spain | width=75 | RR W–L | width=75 | Matches W–L | width=75 | Sets W–L | width=75 | Games W–L | width=75 | Standings | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2–1 | 2–1 | 3–0 | 3–0 | 7–2 | 14–8 | 108–88 | 1 | |||||||||||||
| 3 | 1–2 | 1–2 | 1–2 | 0–3 | 3–6 | 10–12 | 92–106 | 4 | |||||||||||||
| 6 | 1–2 | 2–1 | 2–1 | 2–1 | 5–4 | 10–10 | 91–88 | 2 | |||||||||||||
| 7 | 0–3 | 2–1 | 1–2 | 1–2 | 3–6 | 9–13 | 94–103 | 3 |
All times are local (UTC+8).
American Whitney Osuigwe played instead of Garbiñe Muguruza due to her withdrawal due to injury. Scores counted as a 4–0, 4–0 win for the French mixed pair.
| width=10 | width=120 | width=75 | Switzerland | width=75 | Greece | width=75 | United States | width=75 | Great Britain | width=75 | RR W–L | width=75 | Matches W–L | width=75 | Sets W–L | width=75 | Games W–L | width=75 | Standings | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 1−2 | 2−1 | 3–0 | 2–1 | 6–3 | 14–6 | 97–74 | 1 | |||||||||||||
| 4 | 1−2 | 1–2 | 1−2 | 0–3 | 3–6 | 9–13 | 86–99 | 4 | |||||||||||||
| 5 | 2−1 | 2–1 | 1–2 | 2–1 | 5–4 | 11–12 | 105−96 | 2 | |||||||||||||
| 8 | 0–3 | 2–1 | 2−1 | 2–1 | 4–5 | 9–12 | 77–96 | 3 |
All times are local (UTC+8).