Diego de Pantoja, SJ (Chinese: 龐迪我, Pang Diwo; April 1571, Valdemoro, Spain – 9 July 1618, Portuguese Macau, China) was a Spanish Jesuit and missionary to China who is best known for having accompanied Matteo Ricci in Beijing.

[1] He arrived in Portuguese Macau on 20 July 1597, where he received his final instructions for his work in China at St. Paul's College.

[3] Together, they left Nanjing on 19 May 1600, and arrived at the Ming dynasty's Northern and overall capital, Beijing, on 24 January 1601.

On 18 March 1617 he was tried as an enemy of the Chinese astronomers and was expelled from China, along with his colleague Sabatino de Ursis, and settled in Macao, where he lived for the short time remaining before his death.

In recent years, the life and legacy of Diego de Pantoja have become more relevant the government of the People's Republic of China welcomed the Cervantes Institute's proposal and decreed 2018 as "Diego de Pantoja Year" to mark his 400th death anniversary.