Priscilla Ahn, born Priscilla Natalie Hartranft in 1984, is an American musician, singer-songwriter, and multi-instrumentalist. She currently resides in Los Angeles, California, although she has lived in Berks County, Pennsylvania, with her family Harry, Kay, and her brother Jacob Hartranft.

Priscilla Ahn was born in Fort Stewart, Georgia to Harry and Kay Hartranft. However, she adopted her mother's maiden name, who is South Korean. She spent her early childhood years there and in South Korea, after which she lived in Reading, Pennsylvania for 10 years. From there, she lived in Bernville, Pennsylvania and attended Tulpehocken Area High School until she left home for Los Angeles after graduation.

Priscilla Ahn had her start during her time at Tulpehocken Area High School, playing coffee houses and open mikes in the Bernville, Reading, and Philadelphia, Pennsylvania area. She was advised by a college music professor, who recognized her skills, to pursue a songwriting career instead of going to college, so she moved to Los Angeles about a year after graduating from high school.

After moving to Los Angeles, Priscilla Ahn toured with Joshua Radin Meiko and Cary Brothers, sang on Amos Lee's album Supply and Demand, appeared on Last Call with Carson Dalywith Joshua Radinand performed her song "Dream" on The Tonight Show with Jay Leno. Two of her songs were also featured on two episodes of Grey's Anatomy. "Dream" was also featured on the soundtrack to the movie Disturbia, and more recently on an episode from Ghost Whisperer. She was also a part of the 2008 Hotel Cafe tour. In June 2008, she was the Artist of the Week for Paste magazine. Her song "I Don't Think So" was featured at the end of NBC's Knight Rider premiere episode. In 2009, her single "Dream" was featured in the film Bride Wars.

Priscilla Ahn has performed as the opening act for Brandi Carlile. In live performance she plays acoustic guitar and harmonica, and sings her own harmony vocals by recording and playing back harmony lines in real time while singing live. The layered nature of the resultant performance combines the textures of multitrack recording with the intimacy of live music. She is currently touring with Amos Lee. She opened for Willie Nelson's "family" concert in Santa Barbara CA Sept 6, 2008.