Pia Whitesell (née Loyola Blanco, previously Miller; born 2 November 1983) is an Australian model, actress and television presenter.

She became the co-host of Qantas' in-flight entertainment programs in 2010 and was named the first Australian celebrity tourism ambassador for Chile in 2014.

After taking acting lessons and presentation classes at the National Institute of Dramatic Art in 2009, Whitesell became a presenter on the travel show Postcards Victoria and made guest appearances in several television shows, including East West 101 and Neighbours.

[7] Whitesell has featured in advertising campaigns for Myer, Mossimo, Midas, Australian Unity, Crown Casino and Jump.

[5] In 2009, Whitesell's image was featured on a T-shirt by designer Nick Bowes for the fashion label KRMA.

[10] In July, Whitesell replaced Deborah Hutton as the co-host of Qantas' in-flight entertainment programs.

[16] In 2009, Whitesell began taking acting lessons, and attended voice and presentation classes at the National Institute of Dramatic Art (NIDA).

[18] Whitesell made several appearances on the Network Ten talk show The Circle discussing red carpet fashions.

[18] In 2011, Whitesell appeared in the romantic comedy film Big Mamma's Boy and television crime drama East West 101.

[20] In August 2014, Whitesell joined the cast of Home and Away in the regular role of Katarina "Kat" Chapman.

She plays Kate Summers, a former nurse and best friend of Detective Senior Constable Zoe Rawlings (Ash Ricardo), a shark-attack survivor hunting a serial killer.

[32][33] Pia announced her engagement to businessman Patrick Whitesell in early November 2020,[34] and the couple married in May 2021.