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About Daniela Porzio
- Daniela Porzio (6 June 1950–2 October 2017), also known by her married name Daniela Marzano, was a professional tennis player from Italy who was active in the 1970s. During her career she reached the second round in singles at all four Grand Slam tournaments.
- Her best Grand Slam result in doubles was reaching the semifinal at the 1978 French Open with her American partner Paula Smith which they lost to eventual champions Mima Jaušovec and Virginia Ruzici.
- At the 1977 Australian Open in January she teamed up with Chris O'Neil and after a win in the first round were defeated in the quarterfinal by eventual champions Dianne Fromholtz and Helen Gourlay. Porzio was a member of the Italian Fed Cup team between 1971 and 1980 and had a 15–14 win/loss record.After her playing career she started coaching and became the first coach of Francesca Schiavone.She was married to Italian tennis player Pietro Marzano.
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