SienkiewiczPolish Patronymic from the given name Sienko, an old diminutive of Szymon. This was the surname of the Polish writer Henryk Sienkiewicz (1846-1916).
TrudeauFrench (Quebec) From a diminutive of the given name Thouroude, a medieval French form of the Norse name Torvald. This name has been borne by two Canadian prime ministers, Pierre Elliott Trudeau (1919-2000) and his son Justin Trudeau (1971-).
ValjeanLiterature Created by Victor Hugo for Jean Valjean, the hero of his novel Les Misérables (1862). The novel explains that his father, also named Jean, received the nickname Valjean or Vlajean from a contraction of French voilá Jean meaning "here's Jean".
WattEnglish Derived from the Middle English given name Wat or Watt, a diminutive of the name Walter. A noteworthy bearer was the Scottish inventor James Watt (1736-1819).
ZinoItalian Derived from the given name Zino, a short form of names ending with -zino, such as Lorenzino, a diminutive of Lorenzo, or Vincenzino, a diminutive of Vincenzo.