Kaitlyn Christian
Kaitlyn Christian is a tennis player from the United States.
Christian is primarily a doubles player. She has a career-high doubles ranking of No. 38, achieved in February 2019, and a career-high singles ranking of world No. 570, achieved in September 2017.
Christian was Emma Stone's body double as Billie Jean King in the 2017 film Battle of the Sexes, and she also is credited as portraying tennis player Kerry Melville in the film.
WTA career finals
Doubles: 3 (3 runner-ups)
| Outcome | No. | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Runner-up | 0–1 | Mar 2018 | Mexican Open, Acapulco | International | Hard |  Sabrina Santamaria |  Tatjana Maria  Heather Watson | 5–7, 6–2, |
| Runner-up | 0–2 | Oct 2019 | Luxembourg Open, Luxembourg City | International | Hard |  Alexa Guarachi | Coco Gauff Caty McNally | 2–6, 2–6 |
| Runner-up | 0–3 | Feb 2020 | St. Petersburg Ladies' Trophy, Russia | Premier | Hard | Alexa Guarachi |  Shuko Aoyama Ena Shibahara | 6–4, 0–6, |
ITF finals
Singles (1–2)
| Outcome | No. | Date | Tournament | Surface | Opponent | Score |
| Runner-up | 1. | July 25, 2009 | Evansville, United States | Hard | Elizabeth Lumpkin | 0–6, 2–6 |
| Winner | 1. | October 8, 2016 | Tarakan, Indonesia | Hard | Haruka Kaji | 5–7, 6–3, 6–2 |
| Runner-up | 2. | November 6, 2016 | Stellenbosch, South Africa | Hard |  Chanel Simmonds | 6–4, 3–6, 5–7 |
Doubles (12–6)
| Outcome | No. | Date | Category | Tournament | Surface | Partner | Opponents | Score |
| Winner | 1. | July 18, 2009 | $10,000 | Atlanta, U.S. | Hard | Lindsey Nelson | Amanda Fink Yasmin Schnack | 7–5, 7–6 |
| Runner-up | 1. | July 24, 2009 | $10,000 | Evansville, U.S. | Hard | Lindsey Nelson | Maria Sanchez Yasmin Schnack | 6–4, 1–6, |
| Winner | 2. | June 20, 2010 | $10,000 | Mt. Pleasant, U.S. | Clay | Caitlin Whoriskey |  Petra Rampre Shelby Rogers | 6–4, 6–2 |
| Runner-up | 2. | June 3, 2012 | $50,000 | Sacramento, U.S. | Hard | Maria Sanchez | Yasmin Schnack Asia Muhammad | 3–6, 6–7 |
| Winner | 3. | July 27, 2013 | $10,000 | Rimini, Italy | Clay | Sabrina Santamaria |  Giulia Gasparri  Lisa Sabino | 6–2, 6–1 |
| Winner | 4. | February 22, 2015 | $25,000 | Surprise, U.S. | Hard | Jacqueline Cako | Johanna Konta Maria Sanchez | 6–4, 5–7, |
| Winner | 5. | March 28, 2015 | $10,000 | Metepec, Mexico | Hard |  Maria Fernanda Alves |  Victoria Rodríguez Marcela Zacarías | 2–6, 6–1, |
| Runner-up | 3. | July 18, 2015 | $50,000 | Stockton, U.S. | Hard | Danielle Lao | Jamie Loeb Sanaz Marand | 3–6, 4–6 |
| Winner | 6. | November 5, 2016 | $10,000 | Stellenbosch, South Africa | Hard | Chanel Simmonds |  Valeria Bhunu  Linnea Malmqvist | 6–0, 7–6 |
| Runner-up | 4. | May 7, 2017 | $60,000 | Charleston, U.S. | Clay | Sabrina Santamaria | Emina Bektas Alexa Guarachi | 7–5, 3–6, |
| Winner | 7. | June 17, 2017 | $25,000 | Sumter, U.S. | Hard | Giuliana Olmos |  Ellen Perez Luisa Stefani | 6–2, 3–6, |
| Runner-up | 5. | September 23, 2017 | $100,000 | Tampico, Mexico | Hard | Giuliana Olmos | Caroline Dolehide  Maria Irigoyen | 4–6, 4–6 |
| Winner | 8. | October 1, 2017 | $60,000 | Templeton, U.S. | Hard | Giuliana Olmos | Viktorija Golubic Amra Sadikovic | 7–5, 6–3 |
| Winner | 9. | October 29, 2017 | $80,000 | Macon, U.S. | Hard | Sabrina Santamaria | Paula Cristina Gonçalves Sanaz Marand | 6–1, 6–0 |
| Winner | 10. | February 4, 2018 | $100,000 | Midland, U.S. | Hard | Sabrina Santamaria | Maria Sanchez Jessica Pegula | 7–5, 4–6, |
| Winner | 11. | February 24, 2018 | $25,000 | Rancho Santa Fe, U.S. | Hard | Sabrina Santamaria |  Eva Hrdinová Taylor Townsend | 6–7, 6–1, |
| Winner | 12. | May 13, 2018 | $100,000 | Cagnes-sur-Mer, France | Clay | Sabrina Santamaria |  Vera Lapko  Galina Voskoboeva | 2–6, 7–5, |
| Runner-up | 6. | July 13, 2018 | $100,000 | Budapest, Hungary | Clay | Giuliana Olmos |  Alexandra Cadanțu  Chantal Škamlová | 1–6, 3–6 |