A father of three fatally stabbed his much younger 22-year-old girlfriend before turning the knife on himself. post-mortem reports indicate.

Ben Green, 41, is the sole suspect in Maddie Durdant-murder Hollamby's in Kettering, Northamptonshire.

Both their bodies were found at his home shortly after 1pm on Friday after Maddie's parents raised the alarm having not heard from her in days.

Family friends of hers said she 'wasn't that happy with Ben and had spoken about ending the relationship'.

A friend of Green previously said they had been dating for two years and were 'really happy'.

Today Northamptonshire Police said preliminary post-mortem reports showed Maddie, from Wimblington in Cambridgeshire, died of stab wounds, and Green of self-inflicted stab wounds

Her death is being treated as murder and no-one else was being sought in connection with the incident.

Police added that both families have been informed of the findings and are being supported by specialist officers.

Undated handout photo issued by Northamptonshire Police of Maddie Durdant-Hollamby, 22, who was found dead at a property in Kettering. The body of a man was also found in the property. Issue date: Monday August 30, 2021. PA Photo. See PA story POLICE Kettering. Photo credit should read: Northamptonshire Police/PA Wire NOTE TO EDITORS: This handout photo may only be used in for editorial reporting purposes for the contemporaneous illustration of events, things or the people in the image or facts mentioned in the caption. Reuse of the picture may require further permission from the copyright holder.
Maddie, 22, 'touched the lives of everyone she met' (Picture: Northamptonshire Police)
Ben Green / Maddie Durdant-Hollamby was found dead at a house in Kettering where Ben Green, marketing director, is registered / Source: MoL
41-year-old Ben Green was found dead on Friday (Picture: Northamptonshire Police)

Detective chief inspector Joe Banfield said: 'Our investigation into the deaths of Maddie and Ben continues, and a file is being prepared for the coroner.'

Maddie's mum Rachel said her 'beautiful' girl had 'grown her own set of wings and gone to fly with the angels'.

Green worked as a marketing director at a water management company and was a trustee for a children's cancer charity.

His family described him as an 'extremely loving father to three extraordinary young children and was a beloved partner to his ex-wife'.

Boyfriend, 41, found dead in house with 'beautiful' marketing executive, 22, who was killed in 'murder suicide' Ben Green
Ben had been dating Maddie for two years, friends said (Picture: Ben Green)
Police on the scene at Slate Drive in Kettering, Northants, after the bodies of a man and a woman were found at a house on the quiet residential street. August 28 2021. See SWNS story SWMDdeaths. Police have launched a major investigation after the bodies of a man and a woman were found at a house on a quiet residential street. Officers were called to Slate Drive in Kettering, Northants., at about 1pm on Friday (27/8) over concerns for the welfare of the occupants. They made the ???tragic discovery??? inside the detached property and both victims were confirmed dead at the scene despite the efforts of paramedics. Northamptonshire Police has cordoned off the scene while forensic examinations take place on the street, where house prices average around ??300,000.
They were both found at Green's home in Slate Drive, Kettering (Picture: JPI Media/SWNS)
Police at the scene in Slate Drave, Kettering following the discovery of two bodies 1pm on Friday . 28/08/2021
Forensic investigators at the scene on Friday (Picture: SWNS)

In a statement they added: 'He was also a loving son, brother, uncle, and nephew.

'There are no words to describe the extremely sad circumstance of this tragic incident and our thoughts and prayers are with Maddie's family, loved ones and friends.

'We would now respectfully request time to grieve in peace and would ask members of the media to respect our wishes as we have no further comment to make at this devastating time.