Bet 9ja is an online bookmaker company that provides betting on main sporting events functioning in Nigeria. Traded under KC Gaming Networks Limited and managed by a series of shareholders of multiple nationalities, the website is authorized by the Lagos State Lotteries Board (LSLB) with authorization to operate in other parts of Nigeria. The Bet9ja website is the third most-visited website in Nigeria after Google and YouTube in late April 2020, according to Alexa, a global internet traffic ranking firm. It is also the first most-visited local site in Nigeria and the sole Nigerian website in the top 500 most-visited websites worldwide as of April 2020, according to a latest listing by IABC Africa. Bet9ja was established by Ayo Ojuroye and Kunle Soname who are its CEO and chairperson respectively. In 2022, Bet9ja became the primary sponsor/partner of the Nigeria Professional Football League. The company was the headline sponsor of the 2019 edition of Big Brother Naija.