Roberta Vinci (born 18 February 1983) is an Italian tennis player. As of 12 September 2009 she is ranked No. 45 at the Sony Ericsson WTA Tour Rankings. Vinci has won five WTA Tour titles, two in singles and three in doubles.

One of the biggest victories of her career came in 2005 when she beat former World No. 2 and 2004 French Open champion Anastasia Myskina in the quartefinals at the Hastings Direct International Championships in Eastbourne; as a qualifier she reached the semifinals against another qualifier, Russian Vera Douchevina. Alongside Sandrine Testud, Vinci reached the semifinals of 2004 French Open in women's doubles. On 25 February 2007 at Bogotá, Roberta Vinci won her first WTA title, against the top seed Tathiana Garbin, also of Italy, in 3 sets after falling behind 0–3 in the final set. She won the title after Garbin had to retire.

She and her Italian team mates Mara Santangelo, Flavia Pennetta and Francesca Schiavone beat the Belgium team 3–2 in the 2006 Fed Cup final. Justine Henin-Hardenne had to retire in the fifth and final match due to an injury in her right knee, which let Italy win their first Fed Cup trophy.