Olivia Uffindell died from injuries when a gust of wind blew her buggy in front of a delivery van, her family said.
This map shows the location of the incident - Woburn Court in Croydon, south London.
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Drivers are being warned of hazardous conditions as the big freeze continues to bring disruption to roads and airports.
The president will continue to fight the 'constant hostility' from the press, one of Trump's closest advisers has told ITV News.
Temperatures tumbling again tonight with a widespread sharp frost and lows of -5C or -6C and icy spots in places