Ronalds
Ronalds is a surname and a given name. Notable people with the name include:

Surname
Albert Francis Ronalds, Australian civil engineer
Alfred Ronalds, fly fishing author, artist and Australian pioneer
Andrew Ronalds, Australian politician and company director
Edmund Ronalds (1819–1889), English chemist
Emily Ronalds (1795–1889), English social reformer
Fanny Ronalds, Mary Frances "Fanny" Ronalds (1839–1916), American socialite and amateur singer
Sir Francis Ronalds (1788–1873), English scientist and inventor who built the first working electric telegraph
Hugh Ronalds (1760–1833), British nurseryman, horticulturalist and author

Given name
This name is the Latvian equivalent of Ronald. See Latvian name for explanation. Ronalds Arājs (born 29 November 1987), Latvian athlete
Ronalds Cinks (born 11 March 1990), Latvian professional ice-hockey player
Ronalds Ķēniņš (born February 28, 1991), Latvian professional ice hockey forward
Ronalds Žagars (born 1950), Latvian football goalkeeper