CLOCKWORD
The solutions from 1 to 12 are all six-letter words ending with the letter Y in the centre. Moving clockwise from 1, the letters in the outer circle will spell out the name of a veteran US golfer.
1. Beehive 2. Spinning 3. No one 4. Quirk 5. Probable 6. Dull, gloomy 7. Sell 8. Blood vessel 9. Menial 10. Simian 11. Thing 12. Cure