Bucknor was reportedly found dead by husband, Aurelien Boyer, when he arrived home from work on Monday night.
The news was confirmed by her former colleague at Top Radio, Wale Adigun, via his Twitter account.
“So full of life, excitement and always willing to lend a helping hand. This is so devastating!!
“Rest on Voice of Lagos. Rest on Tosyn Bucknor,” Adigun wrote.