Abstract: A guard and staircase unit for a drop-side crib, with vertical rods supporting the drop-side thereof, comprises a supporting framework consisting of a plurality of supporting members arranged in a rectangular support. A plurality of supporting members extend vertically from said rectangular support and support a plurality of steps with the top step being at the level of the crib mattress. A guard barrier wall is supported on said vertically extending support members for positioning along the open side of the crib with the drop-side opened or removed. An opening is provided in the guard barrier wall at the level of the top step. A railing is provided along the side of the steps opposite the wall and around the top step. The unit is provided with eyelets or other suitable fastening means for securing the same to the vertical rods of the crib.