One man was killed and another badly injured when they were hit by trains at the same Upper West Side subway station yesterday.

Hector Sainthilaire, 62, died after jumping in front of a northbound No. 1 train at Broadway and West 72nd Street just before 8 a.m., officials said.

Four hours later, Aaron Lecomte, 33, was injured by an uptown No. 2 as he tried to scramble up from the tracks, a source said. The source said he appeared intoxicated.