Five players made strides into the top 20 of The R&A World Amateur Golf Ranking in week 20 with Zack Sucher of the USA and Shane Lowry of Ireland leading the way as they took over the No 12 and No 14 spots.
Sucher started a run of success this season with joint victory in the SunTrust Gator Ivitational at Gainesville in Florida, before winning the Azalea Amateur, the Bank of America Intercollegiate, the C-USA Championship and this week finishing tied for the title of the NCAA East Regional at Chattanooga, Tennessee, with Russell Henley. His latest victory moves him up 13 places to No 12.
Lowry, Ireland's leading amateur, has finished second in the Sotogrande Cup, third in the Lytham Trophy and third in the Irish Amateur Open in the last six weeks to jump 16 places to a career high of No 14 in the Ranking.
The other top 20 movers are Rob Grube (USA), up 10 places to No 17 with sixth place in NCAA West Regional at Bremerton, Washington; Charlie Holland (USA), up three places to No 18 after a 15th place finish in the same event; and Harris English (USA), up 38 places to No 20 after claiming fifth place in the NCAA East Regional.
Biggest move of the week into the top 100 was by Dave Tobon of Colombia who tied eighth in the NAIA Championships at Plymouth, Indiana, a result that propelled him 205 places to No 96.