We really stand by his side and he has incredibly strong support in many countries, she tells Dagens Industri.
Svantesson spoke with Powell as recently as Wednesday.
He is a man of great integrity who is now being pressured hard by the American president.
US President Donald Trump has repeatedly attacked Powell. The Fed chief is also facing criminal charges linked to the criminal investigation launched into the renovation of the central bank's main building.
According to Powell, this is because the policy rate has not been lowered as much as Trump wanted.
A number of former Federal Reserve governors and Treasury ministers have called for the central bank's independence, and several central banks have also shown their support for Powell.
What do you think?