Torben Schmidt Grael is one of the most well known Brazilian sailors, renowned in international competitions. A descendant of Danes, he was taken sailing by his grandfather at the age of five years on the sailboat Aileen, of the 6 Metre class, which was the boat used by the silver medal-winning 1912 Summer Olympics Danish sailing team. Once he moved to Niterói, he started sailing with his brother, Lars Grael, also an Olympic medal winner, on the Bay of Guanabara. Another brother, Axel Grael, is the current mayor of Niterói. He is father of Olympic champion Martine Grael and sailor Marco Grael.

Niterói is a municipality in the state of Rio de Janeiro, in the southeast region of Brazil. It lies across Guanabara Bay, facing the city of Rio de Janeiro and forming part of the Rio de Janeiro Metropolitan Area. It was the capital of Rio de Janeiro, as marked by its golden mural crown, from 1834 to 1894 and again from 1903 to 1975. It has an estimated population of 515,317 inhabitants (2020) and an area of 129.375 km2 (49.952 sq mi), making it the fifth most populous city in the state. It has the highest Human Development Index in the state and the seventh highest among Brazil's municipalities in 2010. Individually, it is the second municipality with the highest average monthly household income per capita in Brazil and appears in 13th place among the municipalities of the country according to social indicators related to education. The city has the nicknames of Cidade Sorriso.