The Mahanavika Buddhagupta ("Great Navigator Buddhagupta") stone inscription, is a 5th-century CE Buddhist stone inscription found in the Wellesley Province, Penang, Malaysia.

It was discovered in 1834 by Captain James Low, of the East India Company.

[1] The plate features the illustration of a Buddhist stupa.

[1] Buddhagupta declares in his inscription that he is from Raktamartikka, thought to be Rajbadidanga in Bengal.

[1][3] It is now in the Muzium Arkeologi Lembah Bujang, Merbok, Malaysia.