Albert II, Prince of Monaco
As Monaco's head of state, Prince Albert II is depicted on coins, including collectors' coins, with very rare exceptions. One of the most recent examples is the €5 silver Prince Albert II commemorative coin, the first commemorative coin with his effigy on it, minted in 2008. On the obverse, the prince is depicted in profile with his name on the top of the coin. On the reverse, the Grimaldi coat of arms appears; around it, the words "Principauté de Monaco" (Principality of Monaco) also appear along with the nominal monetary value of the coin.As the prince, his official shortened title is "His Serene Highness Albert II, Sovereign Prince of Monaco"; this does not include the many other styles claimed by the Grimaldi family.
Fürst
The present-day rulers of the sovereign principality of bear the title of ', and the title is also used in German when referring to the ruling princes of Monaco. The hereditary rulers of the one-time principalities of Bulgaria, Serbia, Montenegro, and Albania were also all referred to in German as ' before they eventually assumed the title of "king" (").