Lynn Ferguson Tweddle (born 11 April 1965) is a Scottish writer, comedian, actress, and story coach. The younger sister of comedian Craig Ferguson, she is known for voicing the character of Mac in the animated film
Chicken Run (2000), and its sequel
Chicken Run: Dawn of the Nugget (2023). From 2009–2011, she was a writer on
The Late Late Show with Craig Ferguson and has served as a writer for the radio stations BBC Radio 4 and BBC Radio Scotland. She has frequently performed at the international Edinburgh Fringe Festival. She was cast as Stella in the Channel 4 comedy drama series No Angels (2004–2006). In 2012, Ferguson was approached by Disney to serve as one of the writers for the movie
Brave.
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