On November 30, 1839, Tiffany married John B. Young's sister, Harriet Olivia Avery Young (1817–1897), with whom he had six children: Charles Lewis Tiffany Jr. (1842-1847), Annie Olivia Tiffany Mitchell (1844-1937; grandmother of Hiram Bingham IV through her daughter Alfreda Mitchell and she, at the same time, is the first wife of Hiram Bingham III, one of the first explorers to Machu Picchu, Peru), Louis Comfort Tiffany (1848-1933), Louise Harriet Tiffany (1856-1937), Henry Charles Tiffany (1858-1859) and Burnett Young Tiffany (1860-1945).

In addition to his business, Tiffany was a patron of the Metropolitan Museum of Art and one of the founders of the New York Society of Fine Arts.
On November 30, 1839, Tiffany married John B. Young's sister, Harriet Olivia Avery Young (1817–1897), with whom he had six children: Charles Lewis Tiffany Jr. (1842-1847), Annie Olivia Tiffany Mitchell (1844-1937; grandmother of Hiram Bingham IV through her daughter Alfreda Mitchell and she, at the same time, is the first wife of Hiram Bingham III, one of the first explorers to Machu Picchu, Peru), Louis Comfort Tiffany (1848-1933), Louise Harriet Tiffany (1856-1937), Henry Charles Tiffany (1858-1859) and Burnett Young Tiffany (1860-1945).
In addition to his business, Tiffany was a patron of the Metropolitan Museum of Art and one of the founders of the New York Society of Fine Arts.
Charles Lewis Tiffany