Conrado de Regla Santos (November 26, 1934 – February 29, 2016) was a politician in Manitoba, Canada. He was a member of the Legislative Assembly of Manitoba from 1981 to 1988, and again from 1990 to 2007. Conrado as his family and friends called him, had three children: Evelyn Santos, Conrad Santos and Robert Santos.
The son of Federico Santos and Marcelina de Regla, he was born in the Philippines and was educated as Harvard University and the University of Michigan, receiving a PhD in Political Science from the latter institution. He moved to Winnipeg, Manitoba, Canada in 1965 after receiving a teaching position at the University of Manitoba, where he retired from in 2008. Santos has also worked as a consultant for the Instituto Centro-Americano de Administracion Publica in Costa Rica, and was a board member of the Citizenship Council of Manitoba from 1977 to 1980.
He sought the New Democratic Party of Manitoba (NDP) nomination for Fort Garry in the 1973 election, but was defeated. He ran for the Winnipeg city council in 1977 and 1980, but lost both times.
Santos was first elected to the Manitoba legislature in the 1981 provincial election as a New Democrat in the northwest Winnipeg riding of Burrows, defeating NDP-turned-Progressive Member of the Legislative Assembly (MLA) Ben Hanuschak. He was re-elected in the 1986 election. In June 1984, there were unconfirmed rumours that he was considering a move to the Progressive Conservative Party.