Sir Edward Lewis, of the Van - Description of Arms Lewis and Ann SACKVILLE

Heraldry is fascinating and often very helpful in tracing lineages (assuming good source material for reference). I enjoy reading these kinds of discussions, and you described this family group so clearly, thank you.

Sir Edward Lewis, of the Van is your 17th cousin four times removed.
You
→ Elza Dzelvite (Grahpe,Grāpe)
your mother → Jahn Grahpe
her father → Baron Arnold Julius von Vietinghoff-Riesch
his father → Juliane Charlotte Lulla von Vietinghoff
his mother → Helene Gertrude von Krüdener
her mother → Gustav Georg von Völckersahm
her father → Sophia Elisabeth von Mengden
his mother → ObtLt., Frhr Magnus Gustav von Mengden, von Altenwoga
her father → Gustav v. Mengden Frhr. v. Altenwoga
his father → Gertrud von Mengden Frfr. von Altenwoga
his mother → Jürgen von Rosen
her father → Kersten von Rosen
his father → Kersten III von Rosen auf Hochenrosen
his father → Jürgen l von Rosen
his father → N.N. von Tiesenhausen
his mother → Bartholomeus von Tiesenhausen, of Kokenhausen
her father → Johann von Tiesenhausen
his father → Hans von Tiesenhausen
his father → Hildegunde Buxhövden
his mother → Albert von Buxhoeveden, I
her father → Albert Graf von Jerichow
his father → Gertrude von Northeim, Pfalzgräfin, Heiress of Friesland
his mother → Countess Sophia von Rheineck
her daughter → Floris III, count of Holland
her son → William I, Count of Holland
his son → Floris IV, count of Holland
his son → Aleid van Holland, comtesse de Hainaut
his daughter → Jean II d'Avesnes, comte de Hainaut
her son → William III, count of Holland
his son → Philippa of Hainault, Queen consort of England
his daughter → Edmund of Langley, 1st Duke of York
her son → Constance of York, Countess of Gloucester
his daughter → Eleanor Tuchet
her daughter → Constance Whitney
her daughter → Joan Vaughan
her daughter → Elizabeth Morgan
her daughter → Roland Morgan, Lord of Castell-Arnallt
her son → Sir Thomas Morgan, of Machen and Tredegar, MP
his son → Dame Blanche Lewis (Morgan)
his daughter → Sir Edward Lewis, of the Van
her son