Ricardo Samuel Lucarelli Santos de Souza (born 14 February 1992) is a Brazilian professional volleyball player who plays as an outside hitter for JTEKT Stings and the Brazil national team.

The young Lucarelli defended the junior national team in 2010, winning the gold medal in the South American Championship.

In 2014 he was a major player in the Brazilian team, which won the silver medal at the World League 2014 in Florence, Italy.

In the special year of 2016, Lucarelli was a key player in the gold medal campaign at the Rio Olympic Games.

Lucarelli was part of the team that won the gold medal at the 2016 Olympic Games in Rio de Janeiro.