Johann Theodor Kaspar Rudolph Ambros Alois Xaver Ab Yberg or more compactly Theodor Ab Yberg (8 December 1795, Schwyz - 30 November 1869) was a Swiss statesman. Theodor is the son of alderman Alois Xaver Ab Yberg and his wife Maria Anna von Reding. He served in the Swiss Guard in Paris, but returned home in 1823. After having been member of the cantonal court, he was elected alderman in 1826. Wikipedia
The definitive Wikipedia entry for Theodor Ab Yberg. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Theodor_Ab_Yberg