Joshua Jacques, 29 of Minard Road, Lewisham had pleaded guilty to manslaughter by diminished responsibility but was convicted of four counts of murder by a jury at the Old Bailey.
Jacques’ partner 27-year-old Samantha Drummonds; her mother Tanysha Ofori-Akuffo, 45, and her grandmother Dolet Hill, 64, were violently killed by Jacques at their home in Bermondsey, as was Dolet’s partner Denton Burke, aged 58.