Jana Fett
Jana Fett is a Croatian tennis player.
Career
On 30 October 2017, Fett reached her best singles ranking of world No. 97, and on 21 May 2018, she reached her best doubles ranking of No. 348. Fett has won five singles and four doubles titles on the ITF Women's Circuit.On the juniors' circuit, Fett had a career-high ranking of No. 12, which she achieved on 24 February 2014. She was the runner-up at the 2014 Australian Open girls' singles event, wherein she fell to Elizaveta Kulichkova in the final.
Fett's biggest title to date was at the 2015 Dunlop World Challenge, where she won the singles title, defeating Luksika Kumkhum in the final.
At the 2017 Hobart International, she qualified for her first entry to the main draw of a WTA tournament. She then lost to eventual champion and fellow qualifier, Elise Mertens.
Later in the year, she reached her second WTA semifinal at the Japan Women's Open, again coming through qualifying, while also scoring her first victory over top-20 player and top seed Kristina Mladenovic. She lost to fellow qualifier Miyu Kato after failing to convert a match point. She made her top-100 debut after this success.
At the 2018 Australian Open, she appeared in the Grand Slam main draw for the first time as a direct entrant. She played in the second round against second-seeded Caroline Wozniacki and had two matchpoints, leading 40/15 at 5–1 in the third set. However, she lost that game and the successive five games to yield the match.
Junior Grand Slam finals
Girls' singles: 1 (1 runner–up)
ITF Circuit finals
Singles: 8 (5 titles, 3 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Aug 2014 | ITF Ostrava, Czech Republic | $10,000 | Clay |  Lenka Kunčíková | 6–4, 6–3 |
| Loss | 1–1 | Sep 2014 | ITF Bol, Croatia | $10,000 | Clay |  Iva Mekovec | 4–6, 1–6 |
| Win | 2–1 | Dec 2014 | ITF İstanbul, Turkey | $10,000 | Hard |  Olga Ianchuk | 6–2, 6–4 |
| Win | 3–1 | Apr 2015 | ITF Dijon, France | $15,000 | Hard | Marianna Zakarlyuk | 6–3, 6–4 |
| Loss | 3–2 | Oct 2015 | ITF Istanbul, Turkey | $25,000 | Hard |  Ivana Jorović | 3–6, 5–7 |
| Win | 4–2 | Nov 2015 | ITF Loughborough, United Kingdom | $15,000 | Hard |  Cristiana Ferrando | 6–2, 6–1 |
| Win | 5–2 | Nov 2015 | ITF Toyota, Japan | $75,000 | Carpet |  Luksika Kumkhum | 6–4, 4–6, 6–4 |
| Loss | 5–3 | Nov 2019 | ITF Solarino, Italy | $25,000 | Carpet | Giulia Gatto-Monticone | 6–2, 3–6, 5–7 |
Doubles: 9 (5 titles, 4 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Apr 2013 | ITF Bol, Croatia | $10,000 | Clay |  Bernarda Pera | Barbora Krejčíková  Polina Leykina | 3–6, 3–6 |
| Win | 1–1 | Mar 2014 | ITF Sharm El Sheikh, Egypt | $10,000 | Hard | Oleksandra Korashvili |  Ola Abou Zekry Mayar Sherif | 6–4, 7–5 |
| Win | 2–1 | Aug 2014 | ITF Vinkovci, Croatia | $10,000 | Clay | Adrijana Lekaj |  Lilla Barzó Ágnes Bukta | 6–3, 7–5 |
| Win | 3–1 | Dec 2014 | ITF İstanbul, Turkey | $10,000 | Hard | Adrijana Lekaj |  Ayla Aksu İpek Soylu | 6–3, 6–4 |
| Loss | 3–2 | Mar 2015 | ITF Oslo, Norway | $10,000 | Hard | Adrijana Lekaj |  Justyna Jegiołka  Eva Wacanno | 1–6, 1–6 |
| Loss | 3–3 | Oct 2015 | ITF Istanbul, Turkey | $25,000 | Hard |  Cristina Dinu | Başak Eraydın Polina Leykina | 5–7, 7–6, |
| Win | 4–3 | Oct 2016 | ITF Hamamatsu, Japan | $25,000 | Carpet |  Ayaka Okuno |  Hsu Chieh-yu Justyna Jegiołka | 4–6, 7–6, |
| Loss | 4–4 | Feb 2019 | ITF Glasgow, United Kingdom | $25,000 | Hard |  Freya Christie | Lesley Kerkhove  Anna Zaja | 4–6, 6–3, |
| Win | 5–4 | May 2019 | ITF Monzón, Spain | $25,000 | Hard | Dalma Gálfi |  Despina Papamichail Nina Stojanović | 7–6, 6–2 |