Ronald Dalmacio

Katinka Hosszu Scheduled to Swim at 2018 Grand Challenge (PSYCH SHEET)

This would be Hosszu’s 2018 debut. Other Olympians on the psych sheets include Tom Shields, Ryan Murphy, Kathleen Baker, Abbey Weitzeil, Vlad Morozov, and Anthony Ervin.


2017 Swammy Awards: Age Group Swimmer of the Year – 11-12

Claire Tuggle (pictured above) and Josh Zuchowski were our 11-12 Age Groupers of the Year.


ASCA Nominates 120 Coaches for Age Group Swim Coach of the Year

Voting for Age Group Coach of the Year will continue until August 15th

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Watch: Ronald Dalmacio Lowers Own 11-12 100 Back NAG In 59.43

12-year-old Ronald Dalmacio rebroke his own 11-12 NAG in the 100 back with a time of 59.43.


Ronald Dalmacio Smashes All 3 11-12 Backstroke NAG Records

At the 2017 Rose Bowl Aquatics Long Course Meet last weekend, 12-year-old phenom Ronald Dalmacio scorched all 3 of the long course 11-12 backstroke National Age Group Records


Dalmacio Scares Andrew NAG, Becomes 2nd Fastest 11-12 50 Freestyler

In the 50 free, Dalmacio moved up to #2 all time in the 11-12 age group, surpassing Rafael Gu (25.31), after setting a personal best 25.24.

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12-Year-Old Ronald Dalmacio Becomes Youngest to Break 1:00 in LCM 100 Back

At 12 years of age, Dalmacio became the youngest swimmer to ever break 1:00 in the long course 100 meter back, taking down the 11-12 National Age Group Record with a blistering 59.98.


2016 Swammy Awards: Age Group Swimmer of the Year – 11-12

Meghan Lynch and Ronald Dalmacio were the top 11-12 age groupers of the year for 2016.


Ronald Dalmacio Adds 200 Yard Back NAG at Kevin Perry Meet

12-year-old Ronald Dalmacio added a second 11-12 National Age Group (NAG) record for the weekend, going 1:53.33 to sneak under the 200 yard back NAG.


Ronald Dalmacio Shatters 11-12 100 Yard Backstroke NAG Record

Rose Bowl Aquatics 12-year old Ronald Dalmacio has shattered the National Age Group Record in the 100 yard backstroke. Swimming at…


Ronald Dalmacio Breaks NAG Record in 11-12 50m Back by a Half Second

Ronald Dalmacio took down Kevin Kyi’s under-a-month-old National Age Group record in the 50 back by a half second today.


2015 Swammy Awards: Age Group Swimmer of the Year – 10 & Under

Check out all of our 2015 Swammy Awards here. 2015 Honorees: Miriam Sheehan and Ronald Dalmacio 10 & Under Girls…


Rose Bowl Aquatics News from the Deck: May 2015

Rose Bowl Aquatics has released its May 2015 installment of its video news series, “News from the Deck.”

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Rose Bowl’s Ronald Dalmacio Rewriting History: Downs 4 NAG Records in One Weekend

Rose Bowl Aquatics’ Ronald Dalmacio, shown here with his coach Hector Jimenez, added three new individual NAGs over the weekend and lowered a fourth that he already held.


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