Acanthogalathea is an extinct genus of squat lobsters in the family Galatheidae. It was extant during the Eocene and Oligocene. It contains six species:

Acanthogalathea broglioi Beschin et al., 2016 Acanthogalathea devecchii Beschin et al., 2016 Acanthogalathea feldmanni De Angeli and Garassino, 2002 Acanthogalathea parva Müller & Collins, 1991 Acanthogalathea paucispinosa Beschin et al., 2016 Acanthogalathea squamosa Beschin et al., 2007

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