| Rafael Greca | |
| Term Start: | 1 January 2017 |
| Office: | Mayor of Curitiba |
| Predecessor: | Gustavo Fruet |
| Term Start1: | 1 January 1993 |
| Term End1: | 1 January 1997 |
| Predecessor1: | Jaime Lerner |
| Successor1: | Cássio Taniguchi |
| Office2: | State Deputy |
| Term Start2: | 1 February 2003 |
| Term End2: | 1 February 2007 |
| Constituency2: | Paraná |
| Term Start3: | 1 February 1987 |
| Term End3: | 1 February 1993 |
| Constituency3: | Paraná |
| Office4: | Federal Deputy |
| Term Start4: | 1 February 1999 |
| Term End4: | 1 February 2003 |
| Constituency4: | Paraná |
| Office5: | Minister of Sport and Tourism |
| Term Start5: | 2 February 1999 |
| Term End5: | 9 May 2000 |
| President5: | Fernando Henrique Cardoso |
| Predecessor5: | José Botafogo Gonçalves |
| Successor5: | Carlos Melles |
| Birth Date: | 17 March 1956 |
| Birth Place: | Curitiba, Brazil |
| Party: | PSD (2022–present) |
| Spouse: | Margarita Sansone |
| Alma Mater: | Federal University of Paraná |
| Profession: | Engineer |
Rafael Valdomiro Greca de Macedo (born 17 March 1956) is a Brazilian engineer and politician, and the current mayor of Curitiba. He was minister of sport and tourism (1999–2000), state deputy (2003–06) and federal deputy from Paraná (2000–03). Greca was also mayor of Curitiba (from 1993 to 1996).[1]