Tess Sugnaux
Tess Sugnaux is a Swiss tennis player.
Sugnaux has a career-high WTA singles ranking of 413, achieved on 8 May 2017. She also has a career-high WTA doubles ranking of 630, set on 21 October 2019. She has won one singles title and four doubles titles on the ITF Women's Circuit.
Sugnaux made her WTA Tour debut at the 2019 Ladies Open Lausanne, where she received a wild card into the main draw.
ITF finals
Singles: 14 (1 title, 13 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Apr 2013 | ITF Les Franqueses del Vallès, Spain | 10,000 | Hard |  Océane Dodin | 3–6, 3–6 |
| Loss | 0–2 | Jul 2013 | ITF Knokke, Belgium | 10,000 | Clay |  Gaia Sanesi | 3–6, 3–6 |
| Loss | 0–3 | May 2014 | ITF Pula, Italy | 10,000 | Clay |  Yuliana Lizarazo | 2–6, 1–6 |
| Loss | 0–4 | Jun 2014 | ITF Rome, Italy | 10,000 | Clay | Liudmila Samsonova | 2–6, 6–2, 4–6 |
| Loss | 0–5 | Nov 2014 | ITF Oslo, Norway | 10,000 | Hard |  Emma Flood | 3–6, 3–6 |
| Loss | 0–6 | Nov 2014 | ITF Helsinki, Finland | 10,000 | Hard |  Amy Bowtell | 2–6, 3–6 |
| Win | 1–6 | Jun 2016 | ITF Madrid, Spain | 10,000 | Clay | Melanie Stokke | 6–4, 7–5 |
| Loss | 1–7 | Jun 2016 | ITF Madrid, Spain | 10,000 | Clay | Margot Yerolymos | 3–6, 6–4, 3–6 |
| Loss | 1–8 | Sep 2016 | ITF Pula, Italy | 10,000 | Clay | Alice Balducci | 4–6, 1–6 |
| Loss | 1–9 | Oct 2016 | ITF Ismaning, Germany | 10,000 | Carpet |  Anastasia Zarycká | 2–6, 6–7 |
| Loss | 1–10 | Nov 2016 | ITF Shrewsbury, Great Britain | 10,000 | Hard |  Petra Krejsová | 1–6, 5–7 |
| Loss | 1–11 | Nov 2017 | ITF Helsinki, Finland | 15,000 | Hard |  Eden Silva | 3–6, 6–1, 5–7 |
| Loss | 1–12 | Mar 2018 | ITF Mâcon, France | 15,000 | Hard |  Simona Waltert | 4–6, 6–3, 3–6 |
| Loss | 1–13 | Aug 2018 | ITF Caslano, Switzerland | 15,000 | Clay | Sandy Marti | 2–6, 2–6 |