Elizabeth-Ann (Noghès) de Massy (3 July 1947 – 10 June 2020) was the daughter of Princess Antoinette of Monaco and Alexandre-Athenase Noghès. She was a first cousin of the reigning Prince Albert II and niece of Prince Rainier III. She was the godmother of her first cousin once-removed Princess Stéphanie of Monaco.

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Age was born in 1947 to Princess Antoinette of Monaco and her partner Alexandre-Athenase Noghès during the reign of her maternal great-grandfather Prince Louis II, Prince of Monaco, himself the father of Elizabeth-Ann‘s maternal grandmother Princess Charlotte, Duchess of Valentinois

Although Elizabeth-Ann was born out of wedlock, her parents married in 1951, thus legitimizing her, and placing her in line to the throne.^{[citation needed]} Elizabeth-Ann could represent the Sovereign Prince of Monaco at official events.

She was the eldest of three siblings; the others were Christian Louis (born 1949) and Christine Alix (1951–1989). She was one of the four junior bridesmaids at the wedding of her uncle Rainier III with Grace Kelly.^[3][4]

Elizabeth-Ann was married twice.

She married firstly in Monaco on 19 January 1974 and divorced on 30 October 1980^[5] Baron Bernard Alexandre Taubert-Natta (Geneva, 2 July 1941 – Geneva, 13 April 1989), and had one son:

• Jean-Léonard Taubert de Massy,^[2] Baron Taubert^[2] (b. Geneva, 3 June 1974). He is the godson of Prince Albert II. He married in Monaco on 25 April 2009 Suzanne Chrimes.^[6] He has one son named Melchior.^[7]

She married secondly in London on 18 October 1984 and divorced on 28 March 1985 choreographer^[8] Nicolai Vladimir Costello a.k.a. de Lusignan (b. Lees, 24 December 1943). The bride was pregnant and together they had one daughter:

• Mélanie-Antoinette Costello de Massy (b. Monaco, 18 January 1985).

She was well known for her charity work in Monaco. She was President of the Monegasque Tennis Federation^[9] and of the Monte Carlo Country Club.^[10]

She lost her place in the line of succession to the Monegasque throne upon the death of Rainier III, but remained a member of the Princely Family's "pool" of familial collaterals eligible to be selected for the Crown in the event of the extinction of the descendants of Prince Rainier.

• Vice-president of the Society for the Protection of Animals and Refuge of Monaco (1984).
• Vice-president of the Canine Society of Monaco (1985).
• Vice-president of the “Monaco Interviews on Energy Medicines” (1988), which became, the “Monaco International Interviews” (1989).
• President of the Monegasque Tennis Federation (1992).
• President of the Monte Carlo Country Club (2008).

•  Monaco:
  • Knight Commander of the Order of Grimaldi (17 November 2009).^[5]
  • Medal for Physical Education and Sports, Second Class (18 November 1983).^[5]
  • Medal for Physical Education and Sports, First Class (18 November 1999).^[5]