Tenuisvalvae gnoma is a species of beetle of the family Coccinellidae. It is found in Colombia.
Adults reach a length of about 3 mm. They have a black body and a head with a yellow u-shaped spot. The lateral one-third of the pronotum is yellow, while the elytron is pale red and bordered with black.
The species name is derived from Latin gnoma (meaning dwarf) and refers to the small size.