Anonymous asked: Why 2 surnames? Can't you just agree on just one? That's what happens traditionally and if it works for women to take their husbands' surname then it should work for you?

John wants to keep his last name.

Holmes-Watson or Watson-Holmes wouldn’t sound too bad, would it?

No.

Then I don’t see a problem. Sherlock Watson or John Holmes would just sound…odd.

Only in your perception. Your point is valid, though.