Martorell () is a Catalan surname. Notable people with the name include:
Antonio Martorell (born 1939), Puerto Rican painter, graphic artist, writer and radio and television personality Antonio Martorell Sastre (born 1978), Spanish Paralympic swimmer Bernat Martorell (died 1452), Catalan painter Chanchanit Martorell, Thai activist, educator, urban planner, and community development practitioner Federico Martorell (born 1981), Argentine football centre back Joan Martorell (1833–1906), Catalan architect and designer Joanot Martorell (1413–1465), Valencian knight and author María Martorell (born 1942), Spanish politician Miguel Martorell (born 1937), Spanish cyclist Oriol Martorell i Codina (1927–1996), Spanish musical director, pedagogue and professor of history Reynaldo Martorell, American nutritionist and professor