Hi Dave,
From Alberta Place Names
Red Willow (a.k.a. Coralynn); 14-40-18-w4; Stettler; Hamlet
Red Willow Creek; 25-41-18-w4; Stettler; Creek
Did you search the 1901, 1911, 1916 census?
From Automated Genealogy 1901 Census:
16 561 Williams Steven Head M M 43
17 561 Williams Esther Wife F M 43
18 561 Williams Hubert Son M S 13
19 561 Williams Steven Son M S 10
20 561 Williams Edwin Son M S 6
Strathcona
26 187 Williams Hugh Head M S 36