Gregory Clark(グレゴリー・クラーク、1957年生まれ)は、イギリスの経済学者、経済史研究者。University of California, Davis経済学教授。専門は経済史、長期経済成長、所得格差、社会的流動性で、数世紀にわたる歴史データを用いて経済発展や不平等の変遷を分析する研究で国際的に知られている。実証的なデータ分析と歴史的視点を組み合わせた研究を特徴とし、産業革命の要因や世代を超えた社会的地位の継承などをめぐる議論に大きな影響を与えてきた。学術研究と一般向けの著作の双方を通じて、経済発展と人類社会の長期的な変化を読み解く第一人者として高く評価されている。
Gregory Clark (born 1957) is a British economist and economic historian. He is a Professor of Economics at the University of California, Davis. His research focuses on economic history, long-term economic growth, inequality, and social mobility, and he is internationally recognized for using historical data spanning centuries to examine the forces that shape economic development and human society. Combining rigorous empirical analysis with historical perspective, Clark has made influential contributions to debates on the origins of the Industrial Revolution and the persistence of social status across generations. Through both his academic scholarship and books for a broader audience, he has established himself as one of the leading interpreters of the long-run evolution of economies and societies.