Joseph Ignatino "Joe" Meinzinger (February 18, 1892 – 1962) was an Ontario insurance salesman and political figure.
He represented Waterloo North in the Legislative Assembly of Ontario from 1945 to 1948 as a Liberal-Labour member.
He was born in Berlin, Ontario (later Kitchener), the son of Ignatius Meinzinger.
In 1918, he married Lillian Hummel.
Meinzinger owned a boxing club in the city and served six years as mayor of Kitchener.