Sadler is a traditional English surname that may have originated as an occupational name for someone who made or sold saddles. The name is derived from the Middle English word "sadelere," which means saddle maker. Sadler can also be a locational surname, referring to someone who lived by a place called Sadler or Saddle in English. Those with the last name Sadler are often thought to be hardworking and detail-oriented individuals, characteristics that may have been passed down through generations of saddle makers. Overall, Sadler is a name with a rich history and a connection to craftsmanship and quality.