Father's Day in the United States falls on the third Sunday of June. This countdown automatically targets the next one.
Sonora Smart Dodd, raised with her five siblings by a Civil War veteran single father, organized the first Father's Day in Spokane, Washington, in 1910 after hearing a Mother's Day sermon.
It took six decades of on-and-off observance before President Nixon signed Father's Day into permanent law in 1972.