US producer Isaac "Zach" Mann is 34 years old (born April 14, 1983).
Zachary Taylor, the 12th US President, was inaugurated on March 4, 1849 and died in office July 9, 1850. Another of his nicknames was "Old Rough and Ready" (a reference to his Army service).
No US President had that name.
US guitarist Zachariah "Zach" Blair (of Rise Against) is 43 years old (born December 26, 1974).
Washington, the capital city of the US was named for George Washington, the first US President.
Monrovia was named for US President, James Monroe ,who was in office when Liberia was created.
No Us president has been named "Ken" or any name close to that.
President James Madison.
As of June 2014, no United States President has been named Sebastian. The first president was named George. The current president is named Barack.
IF you mean US president, then perhaps President Washington!.
Bill Clinton was the first US president to be named a Rhodes scholar.
Probably Washington, he was the first President.