Justiniano Fernandes (born 8 March 1959) is an Indian actor and playwright known for his work in Konkani films and tiatr productions.

He received encouragement from Fr Philomena D'Costa, the principal of his school, who played a pivotal role in fostering his artistic development.

Subsequently, he created another one-act play intended for a competition in Chandor, which received top honors from judges Felicio Cardoso and Uday Bhembre.

His talent for writing and directing tiatrs, a traditional Goan musical theatre form, was quickly recognized, leading to several awards.

He made his debut as a playwright with the tiatr Bhoinnik Lagon and was later complemented by the staging of one-act plays in multiple venues throughout Goa.

The plays include Pirai by Kenny, Mhaka Tuji Goroz by Anthony, Vauraddi by Kumar, Ho Mhozo Kaido by D'Silva, Ben's tiatr Chondrim, Jacob's Posko, Papi, Pai, Pirachit, and Passport, this involved a pair of tours to the Gulf region.

He received the Late Dr Jack Sequeira Best Actor Award for his performance in Sammy Tavares's tiatr Aplea Bhurgeam Sangata (With Their Children), presented by the Taleigao Cultural Group.

In 2014, his involvement in Tavares's Tim Thikam Sanddlelim led to international tours, including performances in the Gulf, London, and the United States.

He has also starred in the VCDs Challis Dis by Mouzinho Travasso and Pirai by Joywin, often alongside his wife Cicilia and daughters Eglise and Elina.

He has also promoted Goan culture through various broadcasts on All India Radio (AIR) and by creating a folk play named Uxir Zalo.

He has expressed his concerns regarding alcohol consumption and other detrimental behaviors among emerging tiatrists, emphasizing the importance of preserving the integrity of the Konkani stage.