吴佳尼，1983年2月22日出生，毕业于北京舞蹈学院，中国内地女演员。2001年，出演个人首部电视剧《都市山歌》；2002年，首次出演古装剧《浪迹天涯》；2003年，出演了陆毅、林心如主演的都市情感剧《男才女貌》；2006年，在拍摄古装神话电视剧《封神榜之凤鸣岐山》时与马景涛相识，在2007年两人结婚；之后淡出荧屏。2015年，逐渐复出，出演电视剧《北上广不相信眼泪》。2017年3月30日，马景涛宣布结束10年婚姻，与吴佳尼离婚。

Wu Jiani is a actress from Shanghai. Her Dramas include: Boy & Girl (CCTV, 2003), 101st Proposal (BTV, 2004), Princess Sheng Ping (PPTV, 2005), The Legend of Lu Xiao Feng (CCTV-6, 2007), Shao Nian Yang Jia Jiang (TTV, 2006), The Legend and The Hero (2007), Swan Dive for Love (BTV-1, 2015), Royal Sister Returns (CCTV, 2017), Waiting For You In The Future (iQiyi, 2019) or Love a Lifetime (iQiyi, 2020).

In February 2006, Wu Jiani and Taiwanese actor Ma Jingtao were in love for a long time while filming the TV series "Feng Ming Qishan". They fell in love in April of the same year and got engaged in Shanghai on June 26.

On February 14, 2007, on Valentine's Day and also Ma Jingtao’s birthday, Wu Jiani and Ma Jingtao registered their marriage in Shanghai. Wu Jiani is Ma Jingtao’s second wife, younger than Ma Jingtao, at this time she is pregnant. At noon on June 6, Wu Jiani gave birth to a son. On February 2, 2009, Wu Jiani gave birth to her second son.

In November 2015, Ma Jingtao and Wu Jiani had a make-up wedding on the show "I'm Not a Star". The couple kissed sweetly, hugged and wept. Two handsome sons also became little flower girls, and a happy family.

On March 30, 2017, Ma Jingtao posted a long article on Weibo entitled "Ten Years of Foolish Public Dream", in which he announced the end of her 10-year marriage and divorced Wu Jiani.