List of Famous people who died at 55

António Jorge Peres Feio was a Portuguese actor and director who was awarded the honorific degree of "Comendador da Ordem do Infante D. Henrique" on 27 March 2010, by Aníbal Cavaco Silva.

Jaime Alves Magalhães, known as Alves, was a Portuguese footballer who played as a midfielder.

Hedwig Maria Adolphine Gobertina von Trapp was the fifth child of Georg von Trapp and his first wife, Agathe Whitehead von Trapp. She was a member of the Trapp Family Singers, whose lives were the inspiration for the play and movie The Sound of Music. She was portrayed as the character "Brigitta".

Richard Daniels Jr. professionally Mickey Daniels, was an American actor. Signed by Hal Roach in 1921, he was, along with Joe Cobb, Jackie Condon, Jackie Davis, Mary Kornman, and Ernie Morrison, a regular in the popular Our Gang comedies during the silent era of the series, between 1922 and 1926.

Roger Caesar Marius Bernard de Delgado Torres Castillo Roberto was a British actor. He played many roles on television, radio and in films, and had "a long history of playing minor villains" before becoming best known as the first actor to play The Master in Doctor Who (1971–73).

Michael John Elphick was an English film and television actor. He played the eponymous private investigator in the ITV series Boon and Harry Slater in BBC's EastEnders. He was nominated for a BAFTA Award for Best Supporting Actor for his performance in the 1983 film Gorky Park.

Jennifer Anne Mary Alleyne Lash, also known as Jini Fiennes, was an English novelist and painter.

Ayan Faikov Sadakov was a Bulgarian footballer and a key member of the Bulgarian national team in the 1986 FIFA World Cup.

Frederick Francis IV was the last Grand Duke of Mecklenburg-Schwerin and regent of Mecklenburg-Strelitz. He inherited the throne when he was fifteen years old in 1897 and was forced to renounce it in 1918.

Helena Fuchsová, née Dziurová was a Czech runner who specialized in the 400 and 800 m events. She retired from athletics in 2004.