He described this as a “terrorist crime” in a statement and urged the law enforcement agencies “to promptly investigate this barbaric aggression and bring the perpetrators to justice”.
Cesare Tavella, employed by the Netherlands-based NGO ICCO, was gunned down on Monday evening at the heart of the diplomatic enclave in Gulshan amid the UK and Australia’s security concerns.
Radical Islamist militant group Islamic State has reportedly claimed the responsibility for the murder.
Mayaudon expressed his “consternation” following the savage assassination.
He also conveyed his condolences to Cesare's family, friends and colleagues.
“All staff of the EU Delegation in Bangladesh join him in expressing their sorrow as well as their solidarity with the deceased's loved ones,” read a statement.
"Tavella had come to Bangladesh to help the poorest of the poor, which makes this crime even more horrific."