São Martinho do Bispo is a former civil parish in the municipality of Coimbra, Portugal. The population in 2011 was 14,147, in an area of 16.96 km. On 28 January 2013 it merged with Ribeira de Frades to form São Martinho do Bispo e Ribeira de Frades.

Population of the civil parish of São Martinho do Bispo (1864–2011) Year Pop. ±% 1864 3,212 —     1878 3,662 +14.0% 1890 4,052 +10.6% 1900 4,470 +10.3% 1911 5,113 +14.4% 1920 5,229 +2.3% 1930 6,023 +15.2% 1940 6,225 +3.4% 1950 7,666 +23.1% 1960 8,534 +11.3% 1970 9,581 +12.3% 1981 12,318 +28.6% 1991 12,484 +1.3% 2001 14,246 +14.1% 2011 14,147 −0.7%