ICALP (ex-CITALA) is aimed to become one of the leading international conferences in the field of Arabic Language Processing and related applications. ICALP (ex-CITALA) is a series of international conferences which will be held once every two years. Regularly each ICALP (ex-CITALA) Conference edition attracts more authors from different countries in different continents thanks to the success of the preceding editions. After the great success of the Sixth Edition, which was held in Fez, Morocco (October 2017), this year 2019 event will be held in Nancy, France (October 16th-17th 2017). The ICALP’19 conference will provide excellent opportunities to the scientists, researchers, industrial engineers, and university students to present their research achievements and to develop new collaborations and partnerships with experts in the field. In ICALP’19, two Keynote Speakers will share their expertise with the aim of exposing participants to a wide spectrum of research and applications, to foster cross-pollination of research ideas and interests in Arabic Language Processing and related applications. We thank you for your participation and contribution to the Sixth International Conference on Arabic Language Processing (ICALP'19), We wish you a very successful and enjoyable experience.