SPEAR – is likely English and means “spear maker”
SPEER – is both German and Irish
SPIER (s) – is English and Scottish
SPEIR (s) – is originally Scottish and means “Watchman”
Index of SPEIR in selected R.L. Polk city directories for Bay City: 1871-1913
Biography of William R. Speir from 1883
Comments and Queries from SPEIR family researchers
Bert Speir’s and Pearl (Carney) Speir’s tombstones