Wu Tung-lin
Wu Tung-lin is a Taiwanese tennis player.
Wu has a career high ATP singles ranking of 213 achieved on 10 February 2020. He also has a career high ATP doubles ranking of 331 achieved on 14 October 2019.
Wu represents Chinese Taipei at the Davis Cup, where he has a W/L record of 1–1.
ATP Challengers and ITF Futures finals
Singles: 4 (0–4)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | China F12, Shenzhen | Futures | Hard |  Wang Chuhan | 4–6, 6–7 | |
| Loss | 0–2 | Thailand F9, Pattaya | Futures | Hard |  Max Purcell | 2–6, 2–6 | |
| Loss | 0–3 | Japan F2, Nishitōkyō | Futures | Hard |  Daniel Nguyen | 7–6, 6–7, 6–7 | |
| Loss | 0–4 | 2019 Challenger ATP Cachantún Cup – Singles| | Santiago, Chile | Challenger | Clay |  Hugo Dellien | 7–5, 6–7, 1–6 |
Doubles: 1 (1–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | 2018 Canberra Tennis International – Men's Doubles| | Canberra, Australia | Challenger | Hard |  Evan Hoyt | Jeremy Beale Thomas Fancutt | 7–6, 5–7, |