Melanie Janine Brown MBE (born 29 May 1975), commonly known as Melanie B or Mel B, is an English singer, songwriter, and television personality. She rose to fame in the 1990s as a member of the girl group Spice Girls, in which she was nicknamed Scary Spice. With over 100 million records sold worldwide, the group became the best-selling female group of all time.

Since 2007, she has established herself as a television personality and talent show judge. She participated in the fifth season of the American dance competition series Dancing with the Stars (2007). Between 2011 and 2016, she served as a guest and main judge on the Australian and British versions of The X Factor. She also co-presented the Australian version of Dancing with the Stars for one season (2012). She judged on the NBC reality show America's Got Talent (2013–2018), served as a coach and mentor on The Voice Kids Australia (2014) and judged on The Masked Singer Australia (2022). From 2016 to 2018, she co-presented Lip Sync Battle UK alongside rapper Professor Green.