Emma was born in Stockholm, Sweden. She is 175.5 cm tall blue-eyed blonde who has walked the runway for Thierry Mugler, Christian Lacroix and Lanvin. She was signed to Elite Model Management and can be seen in George Michael's music video for "Too Funky" alongside other models such as Linda Evangelista.

She began her acting career in 1995, and with the four Taxi movies (1998–2007), she became a popular actress in France. In her native Sweden, she is known as a TV programme hostess and a regular in the fashion world.

On 12 February 2003 she married Hans Wiklund and they have two children, daughter Tyra and son Elis.

She sat on the board for Swedish fashion retailer Lindex in 2007. She also appears in their advertisements.