Mr McKeeney was battered to death by two youths as he walked home from a night out in the Scottish city on January 15.
Police released his remains to his family this week.
St Mary’s Church, Lagg, Malin was packed to capacity for Requiem Mass today where they heard Father Brendan Crowley describe his death as a “terrible tragedy” which had robbed his family and friends of a superb man.
The well-known truck-driver was killed just yards from his home in Glasgow.
Asif Rehman, 20 and Adil Ishaq, 19, who are both from Glasgow, were remanded in custody at Glasgow Sheriff Court charged with his death.
Mr McKeeney, 57, died in Melville Street, in the Pollokshields area of Glasgow, as he walked back from a night out.
His partner Ann Marie is believed to have witnessed the gruesome incident.
Mr McKeeney was well-known and loved in the area of Glasgow to where he moved five years ago.
Police said he was known for acts of kindness to neighbours, many of whom have travelled to Donegal for the funeral today.