In 2018, 50 is the most common age for an American (U.S.) Dan* who is registered male with the Social Security Administration. It is the 597th most common male first name for living U.S. citizens. *as a first name, not a nickname.
― Anonymous User 10/8/2018
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The name Dan was given to 89 boys born in the US in 2015.
*as a first name, not a nickname.