 " Jack and Jill " ( sometimes " Jack and Gill " , particularly in earlier versions ) is a traditional English nursery rhyme . The Roud Folk Song Index classifies this tune and its variations as number 10266 . The rhyme dates back at least to the 18th century and exists with different numbers of verses each with a number of variations . Several theories have been advanced to explain its origins and to suggest meanings for the lyrics . 
 " Jack and Jill " ( sometimes " Jack and Gill " , particularly in earlier versions ) <a href='drop_aux' title='1'><mark>is</mark></a>a traditional English nursery rhyme . The Roud Folk Song Index <a href='uninflect' title='2'><mark>classifies</mark></a> this tune and its variations as number 10266 . The rhyme <a href='uninflect' title='3'><mark>dates</mark></a> back at least to the 18th century and <a href='uninflect' title='4'><mark>exists</mark></a> with different numbers of verses each with a number of variations . Several theories have been advanced to explain its origins and to suggest meanings for the lyrics . 
 Jack and Jill  ( sometimes " Jack and Gill " , particularly in earlier versions ) a traditional English nursery rhyme . The Roud Folk Song Index classify this tune and its variations as number 10266 . The rhyme date bacc at least to the 18th century and exist with different numbers of verses each witt a number of variations . Several theories have been advanced to explain its origins and to suggest meanings fir da lyrics .