Carlos Víctor Aramayo (7 October 1889, Paris – 14 April 1981, Paris) was a Bolivian industrialist and politician.
Aramayo was one of Bolivia's three principal tin magnates alongside Simón Iturri Patiño and Mauricio Hochschild in the early 20th century. Responsible for over half of global tin production, they were known as the three tin barons.
In 1926, Carlos Víctor Aramayo was appointed President of Compagnie Aramayo de Mines en Bolivie SA (CAMB) with headquarters in Geneva, Switzerland. The holding company represented the assets of the Aramayo family in mining (mainly bismuth, tin, tungsten, and other metals) and land properties across Bolivia.
As CAMB President, one of Aramayo's first major decision was to form a subsidiary for CAMB in charge of the purchase of machinery and supplies and for hiring specialist personnel around Europe. In 1929, Mining and Chemical Products Ltd (MCP) was formed in London. Around the same time, Aramayo was appointed as Bolivia's Am