Marinus Cornelius Piepers (1836 – 1919 in The Hague) was a Dutch entomologist and lawyer.
Piepers studied law in Leiden and obtained his doctorate in 1859.
In 1879, he was appointed Advocate General at the Supreme Court of the Dutch East Indies.
[1] Piepers spent three decades from 1863 in the Dutch East Indies (now Indonesia) collecting and observing butterfly behaviour and other organisms.
Piepers was an opponent of Darwinism and was influenced by the research of Theodor Eimer.