Facts: - death place: eisenach - succession: duke of saxe-eisenach - reign: 1698 -- 1729 - successor: wilhelm heinrich - spouse: amalie of saxe-weissenfels marie christine felizitas of leiningen-dagsburg-falkenburg-heidesheim of nassau-dietz christine juliane of baden-durlach magdalene sibylle - predecessor: john george ii - mother: johannetta of sayn-wittgenstein - death date: 14 january 1729 - house: house of wettin - father: john george i , duke of saxe-eisenach - birth date: 17 october 1666 - issue: wilhelm saxe-weissenfels karoline , landgravine of hesse-philippsthal prince anton gustav princess heinrich charlotte wilhelmine princess johannetta wilhelmine prince karl wilhelm prince karl princess august princess johanna magdalene christiane , princess of nassau-usingen prince albertine johann wilhelm johannetta johannette , duchess of - image: johann wilhelm von sachsen-eisenach . jpg - birth place: friedewald - religion: lutheranism Based on these bullet points, write a short biography describing the life of john william iii , duke of saxe-eisenach .
john william iii , duke of saxe-eisenach -lrb- friedewald , 17 october 1666 -- eisenach , 14 january 1729 -rrb- , was a duke of saxe-eisenach .he was the third son of john george i , duke of saxe-eisenach and johannetta of sayn-wittgenstein .his twin brother , maximilian , died at the age of two years .he succeeded his brother john george ii as duke of saxe-eisenach when his brother died in 1698 .in oranjewoud on 28 november 1690 , john william married with amalie -lrb- the hague , 25 november 1655 -- allstedt , 16 february 1695 -rrb- , a daughter of william frederick , prince of nassau-dietz .they had two children : wilhelm heinrich , duke of saxe-eisenach -lrb- b. oranjewoud , 10 november 1691 - d. eisenach , 26 july 1741 -rrb- .albertine johannetta -lrb- b. oranjewoud , 28 february 1693 - d. eisenach , 1 april 1700 -rrb- .in wolfenbuttel on 27 february 1697 -- two years of the death of his first wife -- john william married secondly with christine juliane of baden-durlach , a daughter of charles gustav of baden-durlach .they had seven children : johannette antoinette juliane -lrb- b. jena , 31 january 1698 - d. schloss dahme , 13 april 1726 -rrb- , married on 9 may 1721 to duke johann adolf ii of saxe-weissenfels .karoline christine -lrb- b. jena , 15 april 1699 - d. philippsthal , 25 july 1743 -rrb- , married on 24 november 1725 to landgrave charles i of hesse-philippsthal .anton gustav -lrb- b. eisenach , 12 august 1700 - d. eisenach , 4 october 1710 -rrb- .charlotte wilhelmine juliane -lrb- b. eisenach , 27 june 1703 - d. erfurt , 17 august 1774 -rrb- .johannetta wilhelmine juliane -lrb- b. eisenach , 10 september 1704 - d. eisenach , 3 january 1705 -rrb- .karl wilhelm -lrb- b. eisenach , 9 january 1706 - d. eisenach , 24 february 1706 -rrb- .karl august -lrb- b. eisenach , 10 june 1707 - d. eisenach , 22 february 1711 -rrb- .in weissenfels on 28 july 1708 -- one year after the death of his second wife -- john william married thirdly with magdalene sibylle of saxe-weissenfels , a daughter...