Sivenathi Mabuya-Bukani ( née Mabuya; born 26 April 1993) is a South African actress. She is best known for her roles as Mkabi in the Showmax historical drama Shaka iLembe, Zoleka in the Netflix series How to Ruin Love : The Proposal and Xolile in the e.tv soap opera Scandal!.
Mabuya was born in Cape Town, and raised in East London, South Africa, alongside three siblings. She participated in her school's drama club and appeared in church productions during her youth. She completed her secondary education with honours in stage and acting, and later earned a Bachelor of Fine Arts (BFA) degree in Theatre. In 2013, she relocated to Johannesburg to pursue a professional acting career.
In 2015, Mabuya won the MAQ Movie acting competition, which was judged by South African actors, Shona Ferguson, Sdumo Mtshali Nomzamo Mbatha and director Darell Roodt.Her win led to a role in Roodt's film Skorokoro, followed by an appearance in Ferguson's television Series Igazi.
In December 2015, she starred in the M-Net film The Ring, alongside Kenneth Nkosi, Ntando Mcube and Cedric Fourie. She subsequently appeared in the feature film The lucky Specials (2016), oppositeThomas Gumede.
Mabuya's other television appearances include Sober Companion (SABC3), Smoke & Mirrors, Easy Money, Housewives (alongside Renate Stuurman and Loyiso MacDonald) and Cobrizi.
Mabuya married Aphiwe Bukani on 1 May 2022. The couple welcomed their first child in September 2025.