What is William V of Holland?
[[File:William V of Holland, by Hendrik van Heessel.jpg|thumb|William V of Holland]] '''William I''', [[Duke of Bavaria-Straubing]] ( 12 May 1330 – 15 April 1389, [[Le Quesnoy]]), was the second son of Emperor [[Louis IV, holy roman emperor|Louis IV]] and [[Margaret II of Hainaut]]. He was also known as '''William V''', [[Count of Holland]], as '''William III''', [[Count of Hainaut]] and as '''William IV''', [[Count of Zeeland.]] [[Category:1330 births]] [[Category:1389 deaths]] [[Category:Counts of Holland]]