17 maggio 1909

• Constitution Day (Nauru)
  17 maggio
• International Day Against Homophobia, Transphobia and Biphobia
  17 maggio

17 maggio 1909 is the 137^th day of the year 1909 in the Gregorian calendar.
The day of the week is Monday. There are 228 days remaining until the end of this year.
Chinese New Year 1909 will be from 22 gennaio to 5 febbraio,
Muslim New Year - 23 gennaio,
Jewish New Year, or Rosh Hashanah - from 16 settembre to 17 settembre.