Neoditrema ransonnetii is a species of surfperch native to the Pacific coasts of Korea and Japan.

This species grows to a length of 13 centimetres (5.1 in) FL.

[1] This species is the only known member of its genus.

[2] The specific name honours the Austrian diplomat, painter, lithographer, biologist and explorer Eugen von Ransonnet-Villez (1838–1926), who obtained the type specimens in Japan.

This Blenniiformes article is a stub.