The current mayor of Williford, Arkansas, is Linda Brock. This information is supported by multiple sources including Wikipedia and local news articles. For instance, a Wikipedia page dedicated to Williford, Arkansas, mentions Linda Brock as the Mayor [1]. Additionally, a news article from KAIT discusses Mayor Linda Brock facing criticism from the city council [2]. Another source, SRC News, covers Linda Brock's decision to run for mayor with the intention of serving the town [3]. Therefore, it is clear that Linda Brock is the current mayor of Williford, Arkansas.