As an English Christian name, Abraham became common after the Protestant Reformation. A famous bearer was the American president Abraham Lincoln (1809-1865), who pushed to abolish slavery and led the country through the Civil War.
The name has been used by kings of Scotland, Poland and Yugoslavia, emperors of Russia, and eight popes. Other notable bearers include English poet Alexander Pope (1688-1744), American statesman Alexander Hamilton (1755-1804), Scottish-Canadian explorer Alexander MacKenzie (1764-1820), Russian poet Alexander Pushkin (1799-1837), and Alexander Graham Bell (1847-1922), the Scottish-Canadian-American inventor of the telephone.
This name also appears in the New Testament, belonging to man who sheltered Paul and Silas. In his case, it may represent a Hellenized form of a Hebrew name. It was not used in England until after the Protestant Reformation.
The popularity of the saint led to the name being used by nine Byzantine emperors, including Michael VIII Palaeologus who restored the empire in the 13th century. It has been common in Western Europe since the Middle Ages, and in England since the 12th century. It has been borne (in various spellings) by rulers of Russia (spelled Михаил), Romania (Mihai), Poland (Michał), and Portugal (Miguel).
In the United States, this name rapidly gained popularity beginning in the 1930s, eventually becoming the most popular male name from 1954 to 1998. However, it was not as overwhelmingly common in the United Kingdom, where it never reached the top spot.
Famous bearers of this name include the British chemist/physicist Michael Faraday (1791-1867), musician Michael Jackson (1958-2009), and basketball player Michael Jordan (1963-).
A notable bearer was the American musician Miles Davis (1926-1991). In Scotland this name was historically used to Anglicize Maoilios.
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).
Due to the saint's popularity, the name came into general use in medieval Europe, especially in Spain and France. It was also borne by a 16th-century king of Portugal who died in a crusade against Morocco.