Manuel Rionda (1854–1943) was a Spanish-born, US-based sugar baron in Cuba.
[2] Rionda co-founded the Czarnikow-Rionda Company with Julius Caesar Czarnikow in 1909.
[1] Prior to the 1930s, Czarnikow-Rionda Company "sold 40 per cent of Cuba's sugar".
[1][5] They had no children, but they raised his orphaned nephew, Manuel Enrique Rionda, who later resided on the Glen Goin estate in Alpine with his wife, Ellen Goin.
[6] A tower designed by architect Charles Rollinson Lamb on his former estate still stands in Alpine, New Jersey, one of the most affluent zipcodes in the United States.