Coco Vandeweghe (born December 6, 1991) is an American professional tennis player. She played on the junior circuit, where she reached a high ranking of junior world no. 15. She won the 2008 US Open Girls' singles championship.

She made her WTA debut in the 2007 Acura Classic in San Diego, before winning her first WTA-level match in the 2009 LA Women's Tennis Championships [2]
In May 2010 she won the $50,000 Challenger-level LA Open Women's Singles championship in Carson, California.

Early life
Vandeweghe was born in New York City. She is the granddaughter of 1952 Miss America Colleen Kay Hutchins, and the niece of basketball player Kiki Vandeweghe. She first started playing tennis with her older brother, Beau.[3]

Playing style
Vandeweghe has a strong serve, and uses her topspin/flat forehand to dictate play. Her backhand is powerful, and she slices on that side very well. Movement and overall fitness are seen as her weaknesses. She is coached by top American pro Jan-Michael Gambill, and by Robert Van't Hof at the Palisades Tennis Club in Newport Beach, California.

Career
Junior
She received a wildcard into the 2008 US Open Girls' Singles tournament. She defeated 13th seed Elena Chernyakova in the first round. She defeated fellow wildcard Kristie Ahn in the second round and KatarzynaPiter in the third round. In the quarter finals, she defeated Belgian Tamaryn Hendler 6–2, 6–0. She defeated 12th seed Kristina Mladenovic in the semi finals[4] and went on to win the final against Gabriela Paz-Franco 7–6(3), 6–1.[5] She won the tournament without dropping a set.[6]

WTA
2007–2009
Vandeweghe made her WTA debut in the 2007 Acura Classic as a wildcard. She lost to Elena Bovina, 3–6, 5–7, in the first round.[2]
In 2008, she lost to Sabine Lisicki in the first round in Miami and to Marta Domachowska in Los Angeles. In the 2008 US Open, where she had won the girls' singles title, she received a wildcard for the women's singles main draw. She lost to Jelena Janković, 3–6, 1–6, in the first round.[2]

In 2009, Vandeweghe obtained an invitation from the Hong Kong Tennis Patrons' Association to play the 2009 JB Group Classic with her compatriot Venus Williams and Argentine Gisela Dulko in January, and then she was granted a wildcard to the 2009 Sony Ericsson Open. She lost to Nuria Llagostera Vives, 0–6, 3–6, in the first round. In her second WTA tournament of the year in Los Angeles, she recorded her first WTA-level win[citation needed]. She defeated Tathiana Garbin, 6–4, 6–4. She then lost to Flavia Pennetta, 6–1, 6–4. Coco gained a wildcard for qualifying at the 2009 US Open. She lost in the first round of qualifying.

2010
In 2010, Vandeweghe received a wildcard to the Australian Open, but she lost to Sandra Záhlavová, 0–6, 1–6, in the first round. Then, she played an ITF tournament in Rancho Mirage, retiring in the first round to Tadeja Majerič. She lost once again to Georgie Stopp in the first round at the ITF tournament in Laguna Niel but reached the second round at the tournament in Surprise, where she lost to Julia Boserup. At Indian Wells, she lost in the first round of qualifying toArantxa Parra Santonja, 3–6, 1–6.
In the following months, Vandeweghe won two ITF tournament in a row. She then cracked into the top 200 on the WTA list.

She qualified for the 2010 Mercury Insurance Open, beating Gisela Dulko, 6–0, 3–0 when Dulko retired due to an ankle sprain. She went on to defeat Vera Zvonareva, 2–6, 7–5, 6–4, for her first top-10 victory, despite being a break down in both the second and third sets. In the quarterfinals, she led former US Open Champion Svetlana Kuznetsova 5–2 in the first set, before falling 7–5, 6–2. Despite high expectations at the 2010 US Open, Vandeweghe was defeated by Sabine Lisicki, 1–6, 0–6, in the first round. Ranked No. 172 in the world, Vandeweghe travelled to Japan to compete at the 2010 Toray Pan Pacific Open in Tokyo. She qualified by defeating veteran Tathiana Garbin, 7–5, 6–4 and rising starJarmila Groth, 6–4, 7–6(2). In the first round of the main draw, she defeated world no. 37 Klára Zakopalová 6–4, 7–6(6). In the second round she caused a massive upset by defeating world no. 18 and 14th seed Aravane Rezaï, 6–4, 6–4. In the third round, she handily defeated Julia Görges, 6–3, 6–0. She faced eighth seed Victoria Azarenka for a place in the semifinals, but lost 2–6, 1–6.

2011
Vandeweghe began 2011 at the Brisbane International. She was defeated in the first round of qualifying by Russia's Alexandra Panova, 6–7, 6–7. Next up was the Medibank International Sydney, where she was again defeated in the first round of qualifying, this time by Ekaterina Makarova. Vandeweghe came through the qualifying rounds at the Australian Open; however, she was defeated in the first round of the main draw by Alizé Cornet, 2–6, 1–6.
Up next was Memphis Tennis Championships, where Vandeweghe made the main draw without having to qualify. She defeated Anna-Lena Grönefeld in the first round, 6–3, 6–2. In the second round, she defeated fellow American Alexandra Stevenson, 6–2, 6–2. Unfortunately, Vandeweghe was defeated in the quarterfinals by eventual finalist Rebecca Marino, 1–6, 6–7. Even though she was beaten, she broke into the WTA top 100 for the first time in her career.

Vandeweghe then travelled to Indian Wells, where she gained a wildcard to the main draw. In the first round, she defeated Edina Gallovits-Hall, 4–6, 6–3, 6–4. She lost to sixth seed and defending champion Jelena Janković in the second round, 2–6, 1–6.
At the US Open, she defeated Alberta Brianti in the first round, 7–5, 6–3, but lost to eventual champion Samantha Stosur in the second, 3–6, 4–6.

2012
Vandeweghe made it to the first WTA-level semifinal of her career in the Bank of the West Classic at Stanford after posting a win over Poland's Urszula Radwańska 6–4, 6–4.[7] In the Semifinal, she defeated fifth-seeded Belgian Yanina Wickmayer in three sets to book a place in her first WTA final against top-seeded Serena Williams.[8] Vandeweghe lost to Williams in straight sets in the final 7–5, 6–3.[9] [10]

Team Tennis
Vandeweghe has played in the World TeamTennis pro league for 4 seasons. She is currently a roster player for the Sacramento Capitals after previously playing for the Boston Lobsters.