Renato Tosio (born 16 November 1964 in Wil, Switzerland) is a retired Swiss professional ice hockey goaltender.

He then played 14 years for SC Bern, the first game on 3 October 1987 against EHC Biel and the final one on 20 March 2001 against HC Lugano.

He was Swiss Ice Hockey Champion for four times with SC Bern: 1989, 1991, 1992, 1997 His jersey number 31 has since been retired.

These numbers are inscribed on a huge banner below the roof of the PostFinance Arena, the home venue of the SC Bern.

Renato Tosio played a total of 183 games for the Swiss national team, 145 on the ice and 38 as substitute goaltender.