Patricia Caroline Potter (born 3 March 1975) is an English actress, known for her role as Diane Lloyd in the BBC medical drama series Holby City.

"[1] A graduate of the London Academy of Music and Dramatic Art, Potter married her partner Jim Down, an intensive care consultant and anaesthetist,[2] on 19 May 2007.

"[7] Potter's most notable role to date was that of Diane Lloyd in BBC medical drama series Holby City.

While researching for the Casualty spin off, she witnessed open heart surgery to enhance her role as a medical employee, deeming the experience "fascinating", and stating: "I think I'd have made a good surgeon in real life as I'm very careful and fussy about making my stitches perfect!"

[3] After leaving Holby City, Potter appeared in BBC One sitcom Jam and Jerusalem, before returning to theatre with the play An Eligible Man.

[10] In 2023 she appeared as Oonagh Wallace in Vera (S12, Ep 1) Potter undertook the following roles from her screen and televisual debut in 1993, to the present day.