Meaning and Name Origin
Wilhelm \wi-lhe-lm, wil-helm\ as a boys' name. Wilhelm's root is Old German, and Wilhelm means "determined protector". Wilhelm is a form of William (Old German): from wil meaning "will", "desire" and helm meaning "helmet", "protection". A moderately rare birth name for boys.
Wilhelm▼ has 33 related variations via William: Bill▼, Bille, Billie▼, Billy▼, Guglielmo, Guillaume, Guillermo▼, Liam▲, Vilhelm, Villem, Wilek, Wiley▼, Wilhelmus, Wilkes, Wilkie, Wilkinson, Will▼, Willem, Willhelmus, Willi, Williams▼, Williamson, Willie▼, Willis▼, Willkie, Wills, Willson, Willy, Wilmer▼, Wilmot, Wilmott, Wilson▼ and Wim.
Wilhelm has 1 feminine form: Gulielma.
Wilhelm is an uncommonly occurring given name for men but a very prominent last name for all people (#2221 out of 88799, Top 3%). (2000 U.S. Census)
Charted below is the baby name popularity of Wilhelm for boys. Wilhelm reached its highest position of #606 in the U.S. during the years 1900-1909, but is not in the Top 1000 currently. (2014 Birth Statistics)
Below is a charted analysis of the popularity of the boy name Wilhelm and affiliated names. Popular alternative forms of Wilhelm rated in the Top 1000 are Liam (#2 in 2014), William (#5), Wilson (#594), Guillermo (#678), Willie (#722), Will (#763), Billy (#794), Willy, Wilmer, Billie, Willis, Wiley, Williams and Bill. These boy names were at the apex of their popularity during the years 1920-1929 and have become much less widespread since, with versions like Billy, Will, Guillermo, Willie and Wilson falling out of fashion. Liam (#2) is the most contemporarily stylish baby name in this compilation. (2014 Birth Statistics)