A 75-year-old martial arts instructor has been sentenced to 25 years in prison for a series of rapes and sexual assaults against a girl he groomed over several years. Anthony Swanson, of Sidcup, London, received his sentence at Woolwich Crown Court on Tuesday, July 7. Video footage captured the moment Metropolitan Police officers apprehended Swanson at his home. The arrest occurred after a victim, who was a teenager at the time of the abuse, reported the incidents in 2022. The investigation revealed a pattern of grooming and sexual exploitation that began around the year 2000, when the victim started attending martial arts lessons taught by Swanson at a church hall in Beckenham.
Details of the Abuse and Investigation
The victim’s harrowing account detailed multiple instances of sexual abuse and rape by Swanson. One particularly disturbing incident involved a rape during a residential trip to Bath, Somerset. The abuse also occurred in the presence of the victim’s mother, who has since been sentenced for her role in the offenses. The mother pleaded guilty to three counts of sexual activity in the presence of a child and received a 16-month prison sentence, suspended for two years, at Woolwich Crown Court in September 2024.
Throughout the investigation, Swanson was interviewed twice by detectives but consistently denied any wrongdoing. His trial concluded with a guilty verdict on multiple charges, including four counts of rape, four counts of indecent assault, three counts of engaging in sexual activity with a child, one count of inciting a child to engage in sexual activity, and three counts of sexual activity in the presence of a child.
Victim Impact Statement and Remorse
During Swanson’s sentencing hearing, a powerful impact statement from the victim was read to the court. She described the long-lasting trauma and the difficulty of coming to terms with the abuse. “When the abuse initially stopped, I locked it away in my mind and tried to forget and ignore what had happened. It was too traumatic,” the statement read. “I came to realise through therapy that what he did happened, and that will never change. I will always have to live with the horrific acts of abuse he put me through.”
The victim also expressed her fear of bringing children into the world, given her own experiences. “I am scared to bring children into the world knowing they could be hurt, abused or damaged at the hands of a paedophile like Tony Swanson, like I was,” she stated. She highlighted Swanson’s lack of remorse, noting, “Swanson knows what he did to me and always has. He decided to abuse me again by pleading not guilty. He says I tried to ruin him. He has ruined me and shown no remorse.”
Police Appeal for Further Victims
Following Swanson’s conviction and sentencing, detectives from the Metropolitan Police have issued an appeal for any other potential victims to come forward. Detective Constable Leonora Simpson emphasized the predatory nature of Swanson’s actions and the breach of trust involved. “What happened to this young girl was awful. Anthony Swanson is an evil predator who thought nothing of taking advantage of the position of trust he held to carry out this vile campaign of sexual abuse,” DC Simpson stated.
Investigators believe that Swanson, who began teaching martial arts classes in the Beckenham and Sidcup areas in the early 2000s and led residential trips to locations including the West Country and Inverness, may have had other victims. “Based on the gravity of Swanson’s offending, we believe he may have other victims who have yet to come forward,” DC Simpson added. The police are urging anyone who may have information to contact them, assuring that all information will be handled with extreme sensitivity and that specialist officers will provide support to any individuals who come forward.
Conclusion
The sentencing of Anthony Swanson marks a significant step in holding him accountable for his severe offenses against a minor. The case underscores the devastating impact of child sexual abuse and the importance of victims coming forward. The ongoing police appeal highlights the commitment to uncovering the full extent of his offending and providing support to anyone affected.

