St Joseph's College educated Sykes was born in Woodbridge but qualifies for Scotland through his Grandad.
The second-row has represented Scotland at U18 level and made his U20 debut during the 2018 Six Nations.
Sykes missed out on the 2019 U20 Six Nations through injury, but was named in the Scotland squad for the 2019 World Rugby U20 Championship in Argentina.
During that Championship the back-row/ lock hybrid established himself as a key man, featuring in all five fixtures.
Date of birth: 29/12/99
Place of birth: Woodbridge
South Africa, New Zealand (replacement), Georgia, Italy, Fiji
England (replacement), Italy (replacement), Argentina, England, Ireland, Georgia