January 10
Why this day? Bill is a short form of William, and shares its name day.
Bill is celebrated in the United States, Brazil and Germany on March 15; France on January 10.
Bill is a short form of William. It keeps its origin (Germanic) and meaning — the protective will, the determined protector, and shares its name day, January 10.
On birth records, Bill is rarely written as such: the Bills are Williams (79,510 births). For the name's history, year-by-year popularity and famous bearers, read the William page. Bill is also a short form of Williams, Billie, Billy.
Bill is a short form of William, which means the protective will, the determined protector.
January 10, together with William: a short form shares the name day of the name it comes from.
It is a familiar short form. It does not appear as such in birth records, where you find William.
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