Witnesses told Dutch broadcaster NOS that the suspect shouted "Allahu Akbar" ("God is Greater" in Arabic) during the attack.
The wounds of three of the victims were described as life-threatening by German police.
Vincent Sumpter has been charged with eight felonies, including assault as a hate crime, for the incident, according to an arrest report.
One murdered victim was a 66-year-old woman Rina Daniv. Her husband, Shimon Daniv, 69, is in serious condition.
Police said armed police had arrested the suspect and seized a knife after being called around 11:50 a.m. to an address in Southport, north of Liverpool.
The city of Nahariya said in a statement that it is mourning Iakiminskyi's death.
According to initial reports, two additional people were stabbed, among whom was a police officer.
The attempted terrorist rushed towards Border Police officers with a knife but was shot before he could harm any of them.
The terrorist has been neutralized by a civilian, according to Maariv, and an additional suspect was captured nearby.
The Joint Counter Terrorism Team (JTT) operation, which involved 13 raids in Sydney and the regional town of Goulburn.