Leo John D'Souza (born May 6, 1934 in Mangalore) is a Konkani poet. He has been awarded the "Mathias Kutam Poetry Puraskar" for the year 2009. Popularly known as "Liyab", D'Souza is a well-known name in the Konkani literary circle, having written more than 3000 poems in Konkani under the pen name "Kavyadas".
The collection of his poems has been published in a book titled Dev Haslo, which has also been published in English as "And God Smiled". His book Zantyamchya Pavlamnim (in the foot steps of the wise), and a collection of his poems Devachim Dennim (God’s gift) has also been published. He has also published articles on political, social and religious topics both in Konkani and Kannada languages. D'Souza has written a novel in Konkani titled Putha Patim Ye, and has translated over 15 books from other languages including Pearl Buck’s Satan Never Sleeps and Blood in the Mountain, Marcelino, Prince and the Pauper, Martin Pores’s Lad of Lima, Rip Van Winkle, Around the World in 80 days, The Travels of Gulliver, Sinister Signpost, The Crisscross Shadow, and Jacob the Faithful.
In 2002, he was bestowed with the "Konkani Academy" award for his contribution to the field of journalism. D'Souza worked as the Associate Editor of Raknno weekly for several years, and currently is working as Manager at Sandesha in Mangalore. In 2009, D'Souza was chosen for the Mathias Kutam Poetry Puraskar award for promoting, and popularizing the field of Konkani poetry, and his contributions by translating numerous poems from other languages into Konkani. The award will be conferred on him in the Kavita Fest on January 10, 2010, at Madhadu Island near Barkur, in Udupi district.