Ricardo "Ricardinho" dos Santos (23 May 1990 – 20 January 2015) was a Brazilian surfer. He reached the quarterfinals at the 2012 Billabong Pro event in Tahiti, defeating many people including Kelly Slater. After the event, he was presented with the Andy Irons award given to the most determined competitor. He also reached a career high Association of Surfing Professionals (ASP) QS ranking of 62 in 2011. He was sponsored by Australian surfing brand Billabong.