Abstract: A seat belt safety alarm comprised of a housing having a slotted opening in a side thereof. The housing has a heel secured therein adjacent to the slotted opening. The slotted opening is adapted to receive a seat belt tongue therein with the tongue fitting over the heel. The housing has a wall therein inwardly of the heel. A battery is secured within the housing. A circuit board is secured within the housing disposed above the battery. The circuit board has a wire electrically coupled with the battery. A speaker is secured within the top of the housing disposed above the circuit board. The speaker has a wire coupled to the circuit board. A tongue is secured to a side of the housing. The tongue is adapted for coupling with a seat belt buckle. A sensor switch is secured within the housing. The sensor switch has a wire coupled with the circuit board. The sensor switch has a switch portion extending outwardly of the housing disposed above the first end of the tongue.