The Tullamore woman was last seen on August 23rd 1996.
The annual memorial walk for a missing Midlands woman is taking place this weekend.
Fiona Pender, of Church Street, Tullamore was last seen on Friday the 23rd of August, 1996 and was reported missing at seven-and-a-half months pregnant.
An investigation by the Gardaí into her disappearance in May of this year, said they had upgraded their missing person investigation to a murder inquiry.
The 4.5km looped walk along the canal bank walk will begin at 11:30am at Fiona's Monument in Tullamore, on Sunday morning.
Carlow Man Dies In Workplace Accident
Details Announced For Next Public Sector Pay Strike
Offaly TD Slams Lack Of Answers From HSE On Midlands Hospice
Two People Taken To Hospital Following Midlands Crash
Acting Media Minister Promises Enforcement Of Reforms At State Broadcaster
Trade Union Movement "Too Quiet For Far Too Long" - Forsa Rep
Man Dies In Workplace Accident
Fleadh Cheoil Needs More Recognition - Westmeath Councillor