Has Roger Federer got any brothers or sisters?

Related questions

1. Can Federer become No 1 again?
2. Has Nadal ever won the Australian Open?
3. How many Masters 1000 has Federer won?
4. Which Masters Federer has not won?
5. Has Rafa Nadal ever won the Australian Open?
6. What language do the federers speak at home?
7. Who is the highest Grand Slam winner in tennis?
8. What tennis player has won the most prize money?
9. Will Roger Federer retire soon?
10. Which ATP Masters 1000 Federer not won?

Tags

1. #federer
2. #sibling
3. #swiss
4. #mother
5. #holds
6. #diana
7. #sister
8. #citizenship
9. #african
10. #older
11. #since
12. #south
13. #twins