Carl Benjamin Boyer (April 28, 1906 - April 21, 1976) was a historian of mathematics. He wrote the books History of Analytic Geometry , History of the Calculus , A History of Mathematics , and .

He married the former Marjorie Duncan Nice.

He died of a heart attack in New York.

The Carl B. Boyer Memorial Prize is awarded to the Columbia University undergraduate writing the best essay on any scientific or mathematical topic.