Trelawny (Jamaican Patois: Trilaani or Chrilaani) is a parish in the county of Cornwall in northwest Jamaica.

In 2007, the opening ceremony for the ICC Cricket World Cup was held in Trelawny Parish.

The highest point in the parish is Mount Ayr which is 910 metres (3,000 ft) above sea level.

Other crops include bananas, yams, strawberries, vegetables, pimento, coffee, ginger, papaya and coconut.

Trelawny Parish is the birthplace of several track and field athletes: Usain Bolt, Veronica Campbell-Brown, Marvin Anderson, Ricardo Chambers, Omar Brown, Michael Frater, Lerone Clarke, Dane Hyatt, Rosemarie Whyte, Michael Greene, Inez Turner, Debbie-Ann Parris, Sanya Richards, Ben Johnson and Warren Weir.

The supercentenarian Violet Brown (1900–2017), who was at a time the oldest verified living person in the world, was born and resided in Trelawny.

Shirley Nathan-Pulliam, a Jamaican-American politician who served in the Maryland State Senate, was born in Trelawny.

[citation needed] Other notable citizens include DJ Kamau Preston, dancehall artists Anthony B and Charly Black, scholar Rex Nettleford, and American footballer Atari Bigby.