Joachim John Monteiro (1833-1878) was a British mining engineer, colonial administrator, naturalist and explorer.
Later when he moved to coastal Ambriz he attempted to create a commercial paper making enterprise there.
He explored Angola widely making observations and records on its plants, birds and animals.
Here he worked as a labor recruitment agent for the government of Cape Colony until his untimely death in 1878.
After his death his wife Rose Monteiro engaged in many studies as a naturalist in the area where they had been living when he died.