We did this for our children as a US couple, and didn't even make the connection to Scandanavian practices (my wife's heritage, coincidentally). We likened it to the Spanish practice of having two surnames, without the confusion of having four names (due to Falsehoods Programmers Believe About Names [0]).

[0] "People have exactly N names, for any value of N." --https://www.kalzumeus.com/2010/06/17/falsehoods-programmers-...