Fr Antero Massilon de Jesus Siqueira was a Goan Diocesan Priest who worked in the Goan Church of Our Lady of Amparo(Refuge) at Mandur, Goa. The Our Lady of Refuge Church at Mandur, Goa was built in 1710. He was the Vicar at Mandur and later at Galgibaga. he passed away on 06 September 2005. He was a native of Corlim, Goa.