[1] Alonso-Allende also was a world-class competitor in the Snipe, Star, Firefly and Flying Dutchman classes.

He won the Snipe class world championship in 1957.

Besides, he won the first edition of the Spanish championship of the class in 1942 as a crew with his brother, José Maria, and as a skipper in 1956 and 1957.

In the Star class, he was Spanish national champion in 1943, 1945, 1947, 1966, 1967 and 1968.

This biographical article related to sailing in Spain is a stub.