Since the start of the war on Feb. 24 until May 11, 727,205 people have registered in Germany's Central Register of Foreigners (AZR), of which 93% hold Ukrainian citizenship.
Welt am Sonntag newspaper reported on Saturday, citing Interior Ministry data.
A significant number may have travelled on to other European Union countries or returned to Ukraine, it said.
Around 40 per cent of Ukrainian refugees were minors, and women make up 81 per cent of the adult refugees registered, Welt added.
The Russian invasion has triggered a massive displacement of people, including more than eight million Ukrainians within the country, according to the latest International Organization for Migration (IOM) report.
The number of people who have fled Ukraine has passed six million, in Europe's worst refugee crisis since the end of World War Two, a UN refugee agency said on Thursday.
GlaxoSmithKline sued Pfizer and BioNTech in Delaware federal court on Thursday, accusing them of infringing GSK patents related to messenger RNA (mRNA) technology in the companies' blockbuster COVID-19 vaccines.
Israel's military is poised to evacuate Palestinian civilians from Rafah and assault Hamas hold-outs in the southern Gaza Strip city, a senior Israeli defence official said, despite international warnings of a humanitarian catastrophe.
Relentless rains, hail and winds of near hurricane intensity battered southern China, forcing the evacuation of an entire town of more than 1,700 people in the province of Guangdong, media said on Thursday.
Marine wildlife experts were frantically trying to rescue some 140 pilot whales stranded on Thursday in the shallow waters of an estuary in the southwest of the state of Western Australia.
A grand jury has charged 18 people with allegedly participating in an Arizona fake elector scheme to re-elect then-US President Donald Trump in 2020, the state's attorney general said on Wednesday.