Otto III, count of Scheyern-Dachau - Date of birth

Otto III, count of Scheyern-Dachau is my 24th great grandfather.
You
→ Elza Dzelvite (Grahpe,Grāpe)
your mother → Jahn Grahpe
her father → Baron Arnold Julius von Vietinghoff-Riesch
his father → Carl Arnold Bar. von Vietinghoff
his father → Reinhold Johann Peter von Vietinghoff
his father → Augusta Christiane Isabella Elisabet von Vietinghoff
his mother → Christina Sophie von Rosen
her mother → Johann Gustav von Rosen, a. Kiekel
her father → Georg Gustav von Rosen
his father → Elisabeth Baroness von Khevenhüller
his mother → Baroness Regina Catharina von Windisch-Grätz
her mother → Andreas von Windisch-Graetz
her father → Erasmus II Windisch-Graetz
his father → Christoph I Windisch-Graetz
his father → Walburga von Gutenstein
his mother → Sidonie von Ortenburg
her mother → Heinrich von Ortenburg, V
her father → Georg I, count of Ortenburg-Neuortenburg
his father → Agnes von Wittelsbach
his mother → Otto III Wittelsbach - V. Béla King of Hungary
her father → Heinrich XIII, duke of Lower Bavaria
his father → Otto II, Herzog in Bayern, Pfalzgraf bei Rhein
his father → Ludwig I, Herzog von Bayern
his father → Otto I 'der Rotkopf', Herzog von Bayern-Wittelsbach
his father → Otto I, count palatine of Bavaria
his father → Otto III, count of Scheyern-Dachau
his father