Question: What actress and model was the mistress to Admiral Haratio Nelson? 

Context articles: Yvonne Nelson
Emma, Lady Hamilton
Oviya
Yvette Nelson
Judy Greer
That Hamilton Woman
Lori Nelson
Eva Marie
Margaret Hughes
Maritza Bustamante

Yvonne Nelson (born 12 November 1985) is a Ghanaian actress, model, film producer and an entrepreneur.
 She has starred in several movies including "House of Gold" (2013) and "Any Other Monday".
Emma, Lady Hamilton (26 April 1765; baptised 12 May 1765 – 15 January 1815), model and actress, is best remembered as the mistress of Lord Nelson and as the muse of George Romney.
Oviya (born Helen Nelson; 29 April 1991) is an Indian model and film actress who has worked predominantly in the Tamil film industry.
 She made her breakthrough as an actress in Sarkunam's rural romantic comedy "Kalavani" (2010), before appearing in other critically acclaimed films including Pandiraj's "Marina" (2012), "Moodar Koodam" (2013) and "Madha Yaanai Koottam" (2013).
 Oviya has also enjoyed box office success through her roles in Sundar C's "Kalakalappu" (2012) and the horror comedy "Yaamirukka Bayamey" (2014), in both of which she portrayed glamorous roles.
 Her appearance on the reality show, "Bigg Boss", during 2017 garnered her significant media attention and a cult-like following amongst audiences.
Yvette Nelson is an American model, actress and singer.
Judith Therese Evans (born July 20, 1975), known as Judy Greer, is an American actress, model and author, known for several television and film roles.
 On television, her best known roles include Kitty Sanchez on "Arrested Development", Ingrid Nelson/Fatty Magoo on "It's Always Sunny In Philadelphia", Trixie on "Californication", and Cheryl Tunt on the animated comedy series "Archer".
 In film, Greer is known for several supporting roles in romantic comedies, with appearances in "What Women Want" (2000), "The Wedding Planner" (2001), "13 Going on 30" (2004), "27 Dresses" (2008) and "Love & Other Drugs" (2010).
 Her other film appearances include roles in "The Descendants" (2011), "Carrie" (2013) and "Jurassic World" (2015).
That Hamilton Woman, (also known as Lady Hamilton and The Enchantress), is a 1941 black-and-white historical film drama, produced and directed by Alexander Korda for his British company during his exile in the United States.
 Set during the Napoleonic Wars, the film tells the story of the rise and fall of Emma Hamilton, dance-hall girl and courtesan, who married Sir William Hamilton, British ambassador to the Kingdom of Naples.
 She later became mistress to Admiral Horatio Nelson.
Lori Nelson (born August 15, 1933) is an American actress and former model.
Natalie Marie Coyle (née Nelson; born September 19, 1984), known professionally as Natalie Eva Marie, is an American actress, fashion designer, fitness model, and professional wrestler.
Margaret Hughes (c. 1630 – 1 October 1719), also Peg Hughes or Margaret Hewes, is often credited as the first professional actress on the English stage.
 Hughes was also famous as the mistress of the English Civil War general and later Restoration admiral, Prince Rupert of the Rhine.
Maritza Bustamante Abidar, better known as Maritza Bustamante, is a Venezuelan actress and model.
 Sister of the animator Nelson Bustamante.
 She is mostly known for her participation in Venezuelan telenovelas with the TV network Venevisión.