Felimare kempfi is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusk in the family Chromodorididae.

[2] This species has previously been placed in the genera Chromodoris Alder & Hancock, 1855 and Mexichromis Bertsch, 1977.

[5][4] Distribution of Felimare kempfi includes Florida, Mexico, Costa Rica, Venezuela, Brazil, Puerto Rico and Panama.

[4][6] The body is elongate, narrow, with the posterior portion of foot extending slightly beyond the mantle margin.

[4] Background color is bright blue with a thick yellow line around the mantle margin.