Disappearance of Jón Jónsson

Jón Jónsson is an Icelandic man who disappeared on the morning of 9 February 2019 almost immediately after arriving into the capital city of Ireland to compete at the Dublin Poker Festival.

Events and investigation

2019

Jónsson had a Bonnington Hotel key card with him at the time of his disappearance;^[1] he has not been seen since leaving his room in the hotel.^[2]

Closed-circuit television of Jón Jónsson was put out to the public on Crimecall.^[3] Another appeal by An Garda Síochána for Jón Jónsson's whereabouts was put out on 24 February,^[4] and a new photograph of Jónsson was put out on 8 April.^[5] Another appeal for Jón Jónsson's whereabouts was sent out on 24 June.^[6]

2024 - 2025

A renewed appeal was launched in February 2024, five years after Jónsson's disappearance.^[1] His brother and sister came to Dublin for the occasion.^[7]

In 2024, two cases of anonymous correspondence were brought to the notice of investigators.^[1] On 13 February, they searched Santry Demense, "a public park with forestry and a lake",^[8] but the search of several days ended in disappointment.^[9][10][11]

Jónsson's disappearance was covered on the Crimecall episode of 26 February 2024 on RTÉ One.^[12] In early 2025, there was a joint RTÉ (Ireland) and RÚV (Iceland) six-part^[13] true crime series.^[14][15] The series was done over 18 months.^[16]

Gardaí got Europol involved in March 2025.^[17] Gardaí, Europol and Icelandic investigators met in The Hague, Netherlands.^[18] Jón Jónsson's family landed into Dublin again, this time with his mother, and were on The Late Late Show with Patrick Kiely.^[19]