Boy name origins & meanings
- Old English : From the sea
- English : Seaward
Family name origins & meanings
- English : from the Middle English personal names Siwal(d) and Sewal(d), Old English Sigeweald and Sǣweald, composed of the elements sige ‘victory’ and sǣ ‘sea’ + weald ‘rule’.
- English : habitational name from Sewell in Bedfordshire, Showell in Oxfordshire, or Seawell or Sywell in Northamptonshire, all of which are named from Old English seofon ‘seven’ + wella ‘spring’.