As an English name, Aaron has been in use since the Protestant Reformation. This name was borne by the American politician Aaron Burr (1756-1836), notable for killing Alexander Hamilton in a duel.
Eli has been used as an English Christian given name since the Protestant Reformation. A notable bearer was the American inventor of the cotton gin Eli Whitney (1765-1825).
As a Christian name, Samuel came into common use after the Protestant Reformation. It has been consistently popular in the English-speaking world, ranking yearly in the top 100 names in the United States (as recorded since 1880) and performing similarly well in the United Kingdom.
Famous bearers include English poet Samuel Taylor Coleridge (1772-1834), American inventor Samuel Morse (1791-1872), Irish writer Samuel Beckett (1906-1989), and American actor Samuel L. Jackson (1948-). This was also the real name, Samuel Clemens, of the American author Mark Twain (1835-1910).