Gianetti Oliveira de Sena Bonfim (born 13 March 1965) is a Brazilian female former racewalking athlete who competed in the 20 kilometres race walk. Her best for that distance was 1:41:07 hours. She was twice a medallist at the South American Championships in Athletics. She was a seven-time national champion at the Troféu Brasil de Atletismo, winning consecutively from 1996 to 2002.
|South American Championships|
|2001 Manaus||20 km walk|
|2005 Cali||20 km walk|
Bonfim was a three-time competitor at the IAAF World Race Walking Cup, being part of the Brazilian teams in 1999, 2002 and 2004. Her best finish was 62nd. She was the 10,000 m walk gold medallist at the 1996 Ibero-American Championships in Athletics – being the first Brazilian to win a walking title at the competition.
- Troféu Brasil de Atletismo
- 10 km walk: 1996, 1997, 1998
- 20 km walk: 1999, 2000, 2001, 2002
- Gianetti Oliveira DE SENA BONFIM. All-Athletics. Retrieved on 2016-09-25.
- South American Championships (Women). GBR Athletics. Retrieved on 2016-09-25.
- Brazilian Championships. GBR Athletics. Retrieved on 2016-09-25.
- Gianetti de Sena Bonfim. IAAF. Retrieved on 2016-09-25.
- Ibero-American Championships. GBR Athletics. Retrieved on 2016-09-25.
- Caio Bonfim, o "Messias anunciado" por Gianetti Sena, é penta na Copa Brasil (in Portuguese). Brasil2016. Retrieved on 2016-09-25.