Which Portuguese explorer reached the Liberian coast in 1461?

The Portuguese explorer who reached the Liberian coast in 1461 was Pedro de Sintra. Following his arrival, subsequent Portuguese explorers identified and named prominent coastal landmarks, including Grand Cape Mount, Cape Mesurado, and Cape Palmas. The region subsequently became known as the Grain Coast due to the trade of Melegueta pepper, which was highly valued at the time.1