Ronchi is both a given name and a surname. People with the name include:
Surname Andrea Ronchi (born 1955), Italian politician Edo Ronchi (born 1950), Italian engineer and politician Luke Ronchi (born 1981), New Zealand cricketer Pellegrino Tomaso Ronchi (1930–2018), Italian bishop Sophie de Ronchi (born 1985), French swimmer Enrico Ronchi (born 1984), scientist Vasco Ronchi (1897–1988), Italian physicist known for his work in optics
Given name Ronchi Isa (1917–2005), Lebanese politician of the Netherlands Antilles