As of 16 March 2018, Clark has 137 caps. She was the most capped player in England international history, including both men and women, surpassing Jason Leonard's men's record of 114,[10] until Sarah Hunter received her 138th cap at the 2021 Women's Rugby World Cup[11]
She credits hot baths and hard work as reasons for her success. She is a PT and rugby coach, and in her spare time is developing her media career. She regularly delivers motivational speeches at rugby clubs and after-dinner talks. Clark has a passion for coffee and taking her dog out for walks.
Clark is currently forwards coach at Saracens ladies' rugby club [citation needed]. She aspires to coach at the top level in both club and international rugby, having gained her level 4 qualification in 2019. She also coaches the Buckinghamshire u16 Girls DPP.