Fiona Sweetyx is an adult film performer known for her work on the AdultPrime network. She often appears under the alias Stefani Jameson. Fiona is described as petite and has featured in hardcore scenes, including threesomes and mature-themed content on sites like GrandParentsX. Her performances include a variety of acts such as oral, doggystyle, and cowgirl. She gained recognition through scenes released in late 2025, showcasing her in lingerie and stockings alongside other models. Fiona brings a youthful energy to her roles, appealing to fans of diverse adult genres. With a slim build and engaging presence, she continues to appear in new productions on AdultPrime.