Born in Cinisello Balsamo, which is located in the city centre of Milan, Ruggeri began his career on stage with Dario Fo and Franca Rame in the early 1960s and worked as a voice actor since the late 1950s.
He was best known for dubbing characters mainly in anime and animation, being primarily known for being the Italian voice of Rabbit in the Winnie the Pooh franchise and the second voice of Herbert from Family Guy, replacing Mario Milita who retired in 2012.
[1] In Ruggeri's live action dubbed roles, he voiced Grandpa Joe (portrayed by David Kelly) in the Italian version of the 2005 film Charlie and the Chocolate Factory as well as Nels Oleson (portrayed by Richard Bull) in the Italian version of Little House on the Prairie.
Ruggeri died of a heart attack on July 4, 2015, at the age of 81.
The voices of Herbert and Rabbit were passed on to Angelo Nicotra and Mino Caprio respectively.