- They are from Kayole, Nairobi, where Ms Kiboi lived with her boyfriend Mwanii, a suspected gangster.
- Nairobi Police commander Japheth Koome said he is not aware of any operation conducted by police on the matter.
Police officers have denied any involvement in the "disappearance" of three men arrested after the burial of a suspected female gangster.
The mother of one of the men said they were taken away on Friday evening in different vehicles but were not booked at any station in Murang'a County.
The youth were attending the burial of 18-year-old Claire Njoki Kiboi on Thursday.
They were identified as Samuel Kihoro, Samuel Maramu and Amos Ngaire. One was her in-law and the others are her cousins.
They are from Kayole, Nairobi, where Ms Kiboi lived with her boyfriend Mwanii, a suspected gangster.
Police officers in Murang'a denied arresting the youth.
Also, Nairobi Police commander Japheth Koome and Head of Special Crime Intervention Noah Katumo said they were not aware of any operation conducted by their officers about the matter.