The name Marinactinospora derives from the Latin adjective marinus, of or belonging to the sea; Greek noun aktis, aktinos (ἀκτίς, ἀκτῖνος), a beam; Greek noun spora (σπορά), a seed, and in biology a spore; Neo-Latin feminine gender noun Marinactinospora, marine and spored ray, referring to marine spore-forming actinomycete.
