Ms Pender was last seen on the morning of Friday, 23rd August 1996 in her flat on Church Street, Tullamore.
Gardai are issuing a fresh appeal ahead of the 30th anniversary of the disappearance and murder of Fiona Pender.
She was last seen at around 6 am on the morning of Friday, 23rd August 1996 in her flat on Church Street in Tullamore, and was 25 years old at the time.
She's described as being 5 foot 5 in height, long, blonde hair, was wearing bright-coloured clothing and white leggings and was seven months pregnant at the time of her disappearance.
Gardaí in the Laois Offaly Division have carried out a sustained search over the last 30 years, led by a Senior Investigating Officer.
Five people have been arrested and detained in connection with this investigation, with extensive searches being carried out.
Gardai are appealing to anyone that met or saw Fiona on August 23rd 1996 to come forward and speak to the investigation team.
Uisce Éireann Faces €8.2m Charge For Shannon Pipeline In Offaly
Arts Council Awards Over €17m In Funding To 220 Recipients Nationwide
Regional Health Forum Chair ‘Shocked’ As Spending Powers Are Curbed
Westmeath Council Approves 74 New Homes
Westmeath Landlord Ordered To Pay €15k In Damages For "Egregious" Actions
Iarnród Éireann Adding Extra Trains For National Ploughing Championships
Ryanair Boss Compares Rival Airlines To Rapists Over High Fares
Phoenix Park To Close For Two Days Ahead Of Donald Trump Visit