Roberto Duailibi (born October 8, 1935, in Campo Grande, Brazil), is a Lebanese-Brazilian advertising executive originally from Zahlé.
After graduating with a degree in advertising from Escola de Propaganda de São Paulo in 1956, Roberto Duailibi began working as a publicist. He began his career in advertising in 1952 at the Colgate-Palmolive company. In 1956, he worked as a copywriter for advertising agencies such as Companhia de Incremento de Negócios (now part of Leo Burnett Worldwide), J. Walter Thompson, McCann Ericson, and Standard Propaganda, where he was the Creative Vice-President.
In 1968, with José Zaragoza, Francesc Petit, and Ronald Persichetti, he co-founded the DPZ advertising agency. He was awarded the "Advertiser of the Year" in 1969 by Prêmio Colunistas.
Roberto Duailibi was a course director at the Escola Superior de Propaganda e Marketing in São Paulo before becoming the dean of the Institution Council. He was also a Creative Professor at the Escola de Comunicações e Artes of the University of São Paulo.
He was chair of the Brazilian Association of Advertising Agencies (ABAP). He is an advisor of Fundação Bienal de São Paulo, Fundo Social de Solidariedade of the São Paulo State Government, and Chairman at the Fundação Cultural Exército Brasileiro.
He released a book, Criatividade & Marketing, with Harry Simonsen Jr., and also published a book of his quotes, initially called Phrase Book. In 2005, he published Cartas a um Jovem Publicitário directed toward young advertising professionals. In 2008, he published the a further collection of quotations, Idéias Poderosas with Marina Pechlivanis. In the same year, he also launched a new edition of Criatividade & Marketing, with a digital version of the Heuristic Ruler.