Frida star Hayek will be presented with the Anthony Quinn Award for Industry Excellence, while De La Hoya will receive the Special Achievement in Sports Television honour at the event next month (Sep09).
Montalban, who died in January (09), will be the subject of a special tribute hosted by West Side Story star Rita Moreno.
Among the nominees for top prizes at the event, Alfred Molina, Cheech Marin, Javier Bardem and Joaquin Phoenix will compete for the Best Actor award and Sofía Vergara, Cameron Diaz, Eva Mendes and Oscar winner Penelope Cruz will fight it out for Best Actress.
Enrique Iglesias, Maxwell, Christina Aguilera and the Black Eyed Peas are among the nominees for the night's music awards, and Jessica Alba, Alessandra Ambrosia, Elsa Benitez, Gisele Bundchen, Fergie, Daisy Fuentes, Adriana Lima, Jennifer Lopez and Eva Longoria Parker are all up for the 2009 Fashion Icon Award at the ALMAs.
The list of nominations was announced on Tuesday (25Aug09) prizegiving hostess Eva Longoria Parker's Latin-themed restaurant Beso in Hollywood.
The ALMAs will be televised in America on 18 September (09).