Sofya Lansere
Sofya Yevgenyevna Lansere is a Russian tennis player.
Lansere has a career-high singles ranking of world No. 243, achieved on 2 March 2020. On 9 March 2020, she peaked at No. 221 in the doubles rankings.
Lansere made her WTA main-draw debut at the 2018 Moscow River Cup in the doubles draw, partnering Elena Rybakina.
ITF Circuit finals
Singles: 4 (2 titles, 2 runner–up)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Feb 2018 | ITF Trnava, Slovakia | 15,000 | Hard |  Anastasia Dețiuc | 7–5, 0–6, 3–6 |
| Win | 1–1 | May 2019 | ITF Khimki, Russia | 25,000 | Hard |  Dea Herdželaš | 6–1, 4–6, 6–3 |
| Win | 2–1 | Feb 2020 | ITF Trnava, Slovakia | 25,000 | Hard |  Lina Gjorcheska | 6–2, 6–3 |
| Loss | 2–2 | Feb 2020 | ITF Trnava, Slovakia | 25,000 | Hard |  Jaqueline Cristian | 1-6, 2-4 ret. |
Doubles: 6 (3 titles, 3 runner–ups)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Loss | 0–1 | Aug 2017 | ITF Moscow, Russia | 15,000 | Clay |  Aleksandra Kuznetsova |  Ilona Kremen Iryna Shimanovich | 2–6, 0–6 |
| Loss | 0–2 | Jun 2018 | ITF Fergana, Uzbekistan | 25,000 | Hard | Kamilla Rakhimova | Anastasia Frolova Ekaterina Yashina | 1–6, 6–7 |
| Win | 1–2 | Mar 2019 | ITF Moscow, Russia | 25,000 | Hard |  Elena Rybakina |  Ganna Poznikhirenko  Vivian Heisen | 1–6, 6–3, |
| Loss | 1–3 | May 2019 | ITF Saint-Gaudens, France | 60,000 | Clay | Anna Kalinskaya |  Martina di Giuseppe Giulia Gatto-Monticone | 1–6, 1–6 |
| Win | 2–3 | Sep 2019 | ITF Meitar, Israel | 60,000 | Clay | Kamilla Rakhimova | Anastasia Gasanova Valeriya Strakhova | 4–6, 6–4, |
| Win | 3–3 | Feb 2020 | ITF Moscow, Russia | 25,000 | Hard | Kamilla Rakhimova | Natela Dzalamidze  Valentini Grammatikopoulou | 6–1, 3–6, |