An appeal to locate her from Police East Belfast says she was last seen wearing a black hoodie, brown leggings, and white and brown Fila Trainers.
She also has with ear and nose piercings.
If you have any information that could help us locate Trinity Leigh please get in touch by calling 101 and quoting reference number 2035 of 13/03/24.
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Trinity Leigh Simpson, a missing 13 year old girl last seen in area of North Road, Belfast at 18:40 hrs on Wednesday 13th March 2024. Photo: PSNI