| Olga Lazarchuk | |
| Fullname: | Olga Viktorovna Lazarchuk |
| Birth Date: | 1981 12, df=y |
| Birth Place: | Ukraine |
| Turnedpro: | 1997 |
| Retired: | 2014 |
| Plays: | Right-handed (two-handed backhand) |
| Careerprizemoney: | $67,944 |
| Singlesrecord: | 126–73 |
| Singlestitles: | 4 ITF |
| Highestsinglesranking: | No. 146 (9 May 2005) |
| Australianopenresult: | Q1 (2005) |
| Frenchopenresult: | Q1 (2005) |
| Usopenresult: | Q2 (2004) |
| Doublesrecord: | 33–47 |
| Doublestitles: | 1 ITF |
| Highestdoublesranking: | No. 326 (13 September 2004) |
Olga Viktorovna Lazarchuk (uk|Ольга Вікторівна Лазарчук; born 3 December 1981) is a Ukrainian former tennis player.
Her highest WTA singles ranking is 146, which she reached on 9 May 2005. Her career-high in doubles is 326, which she reached on 13 September 2004. Lazarchuk who's favourite court was clay, won four singles titles and one doubles title on the ITF Women's Circuit.
She took part in the 2005 Hyderabad Open qualifying but retired in the second round to Mandy Minella.
Lazarchuk played her last match on the circuit 2005. She finally retired from professional tennis in 2014.
| Legend | |
|---|---|
| $100,000 tournaments | |
| $75,000 tournaments | |
| $50,000 tournaments | |
| $25,000 tournaments | |
| $10,000 tournaments |
| Result | No. | Date | Tournament | Surface | Opponent | Score | |
|---|---|---|---|---|---|---|---|
| Loss | 1. | 18 June 2000 | ITF Kędzierzyn-Koźle, Poland | Clay |  Zuzana Ondrášková | 5–7, 4–6 | |
| Win | 2. | 25 May 2003 | ITF Lviv, Ukraine | Clay |  Mariya Koryttseva | 6–4, 6–0 | |
| Win | 3. | 8 June 2003 | ITF Ankara, Turkey | Clay |  Monika Schneider | 6–4, 6–4 | |
| Win | 4. | ITF Tbilisi, Georgia | Clay |  Katarína Kachlíková | 6–2, 6–2 | ||
| Loss | 5. | 1 May 2005 | ITF Lafayette, United States | Clay |  Edina Gallovits-Hall | 2–6, 6–7(6–8) | |
| Win | 6. | 8 May 2005 | ITF Raleigh, United States | Clay |  Mary Gambale | 6–3, 6–1 |
| Result | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Loss | 1. | 18 June 2000 | ITF Kędzierzyn-Koźle, Poland | Clay | Elena Kovalchuk | Alona Bondarenko Valeria Bondarenko | 4–6, 2–6 | |
| Loss | 2. | 1 June 2003 | ITF Warsaw, Poland | Clay |  Iryna Brémond | Alona Bondarenko Valeria Bondarenko | 3–6, 4–6 | |
| Win | 3. | 8 June 2003 | ITF Ankara, Turkey | Clay |  Svetlana Mossiakova |  Gabriela Velasco Andreu Julia Efremova | 6–4, 6–1 | |
| Loss | 4. | 8 September 2003 | ITF Turin, Italy | Clay | Yuliana Fedak |  Mervana Jugić-Salkić Darija Jurak | 4–6, 2–6 |