Halle Berry — PREGNANT!!!

Exclusive 0405-halle-barry-olivia-getty-babyHalle Berry is pregnant with her second child … our sources has learned.

Sources connected with the actress and her fiance, Olivier Martinez, tell our sources … Halle is 3 months pregnant.

What”s more … they know the sex.  It”s a boy.

This could explain why Halle and Olivier were so upset when paparazzi got too close to her earlier this week at LAX while she was carrying soon-to-be big sister Nahla, who is 5.

It”s definitely worth noting … Halle is 46, and Olivier is 47.