Duncan Toys Company was created in 1929.

Duncan yoyo's are a brand of yoyo toys. A man named Duncan was the founder of a yoyo company that he had purchased and then sold his yoyo toys. They are a famous brand.

In 1946, the Duncan Toys Company opened a Yo-yo factory.

The first incarnation was in 1929 by Donald F. Duncan Sr. The Duncan Toys Company headquearters was established in Luck, Wisconsin in 1946 and it became part of the Flambeau conglomerate in 1968.

Donald F. Duncan, Sr. (1892-1971) was a US businessman.

In 1929, he built and popularized yo-yos in the US. His company, the Duncan Toys Company, revived the craze in the late 1950s and early 1960s with innovative new designs and promotions.