Harthacnut , Harðacnut , or Canute III ( Danish : Hardeknud ; `` Tough-knot '' ; c. 1018 - 8 June 1042 ) was King of Denmark from 1035 to 1042 and King of England from 1040 to 1042 .
Harthacanute ( Canute the Hardy , sometimes Hardicanute , Hardecanute ; Danish : Hardeknud ) ( 1018 - 8 June 1042 ) was King of Denmark from 1035 to 1042 and England from 1040 to 1042 .