The Desclergues of la Villa Ducal de Montblanc (2nd edition) is a comprehensive ancestral chronicle, meticulously tracing the Desclergues family lineage from the Greek era through the Villa Ducal de Montblanc in Tarragona to the present in Belgium. This omnibus edition compiles the entire acclaimed series, offering an exhaustive account of the Desclergues of Montblanc alongside the author's other ancestral lines, including de Patin, de Patin de Langemark, Lesage, Benoit, Den Dauw, 't Kint, Surmont, de Croock, Ardan, Lammens, Decaestecker, and de Silva of Uduwara in Sri Lanka. This scholarly work is enriched by a comprehensive DNA analysis, providing genetic depth to the historical narrative. Each family line is intricately contextualized within its historical setting, with facsimile images of archival records offering tangible evidence of the past. This beautifully illustrated book presents a visually engaging experience, enhancing historical insights and making it an invaluable resource for students, historians, and anyone passionate about genealogical studies. Nico Felicien Declercq, a full professor at the Georgia Institute of Technology, is a distinguished scholar. With a Ph.D. from Ghent University and an MSc from the Catholic University of Leuven, his prolific academic career encompasses numerous published works. His passion for history and genealogy led him to meticulously document his ancestral lineage, culminating in this comprehensive work. Professor Declercq's interdisciplinary approach and dedication to rigorous research have earned him a reputation for excellence in the scientific community and among genealogical enthusiasts. He is also the author of several philosophical novels published under a pseudonym.