Savion:
http://members.fortunecity.com/bundlejoy/africabo.htm (search for 'xayvion' down the page)
Semaj: variant of Semaja/Semaiah?
Shamar/Shemar: when it's Hebrew, it means 'to guard', but it's also Arabic/African
Soren: follow the hyperlink of Søren
Stephon: see
StephenSyed: Arabic name meaning 'happy'