Rudolf Brand (possibly)
"Igor" is a Russian form of Ingvarr. It was brought to Russia by the Varangians in the 10th century. This name was borne by Igor Stravinsky (1882-1971), a Russian composer whose most famous work is The Rite of Spring.
- Harry Potter: Quidditch World Cup
- Harry Potter and the Half-Blood Prince (video game) (Appears on a Famous Wizard Card)