變更

她生于澳洲[[新南威尔士州]]的Lochinvar，是家中五个子女的第二个，母亲和父亲分别为 Shelley 雪萊·寇尼許（Shelley Cornish） 和 貝瑞·寇尼許（ Barry Cornish）<ref>{{cite web|url=http://www.tvguide.com/celebrities/abbie-cornish/bio/279945|title=Abbie Cornish Biography|work=[[TV Guide]]}}</ref>。她的妹妹[[伊莎贝拉·柯尼施]]也是一名女演员。她成长于一个70公顷大的[[农场]]里<ref name=usat32111>{{cite news | url = http://www.usatoday.com/life/people/2011-03-21-cornish21_ST_N.htm | title = Abbie Cornish lives the fantasy | first = Andrea | last = Mandell |date = 21 March 2011 | work = [[USA Today]]}}</ref>，就读于[[天主教]]学校<ref>{{cite news|url=http://www.tribune.ie/article/2009/nov/01/ode-on-an-australian-star/|title=Ode on an Australian star|publisher=[[Sunday Tribune]]|date=1 November 2009|first=Ciaran|last=Carty}}</ref>，并对[[独立电影]]和外国电影产生兴趣<ref name=SMHAbsolutemadonna>Ed Gibbs: [http://www.smh.com.au/entertainment/movies/cornish-defends-fantasy-film-20110409-1d854.html Cornish defends fantasy film]. ''The Sydney Morning Herald'', 13 April 2011</ref>。

她与美国男演员[[Ryan Phillippe瑞恩·菲利普]]自2007年到2010年保持着情人关系<ref>{{cite news|url=http://articles.nydailynews.com/2010-02-23/gossip/27057012_1_abbie-cornish-bash-source/|title=Abbie Cornish broke up with Ryan Phillippe over his partying, wandering eye: source|publisher=[[NY Daily News]]|date=3 February 2010|first=Staff|last=Writer}}</ref>。