Vjekoslav Heinzel (August 27th, 1871 Zagreb - March 1st, 1934 Zagreb) was born in a family of entrepreneurs and began working in the family company upon receiving his degree in architecture.
Later he worked on the construction of workshops for the railroad and at the Construction Office of the Government. He was an authorized and independent architect and worked on both commercial and residential projects. He was the president of the town Savings Bank.
When he became the mayor of Zagreb he was very proactive in town-development projects, construction of canals, homes and social institutions, elementary schools, the Dolac open market, Tuskanov Prolaz (today called Dezmanov Prolaz), the town ZOO, as well as a number of other important projects. He was active in sports and was interested in aviation and cars.