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Leif Chang

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MaleSIRancho San Dieguito
16 events·38 swims·10 meets·Last raced Sep 19, 2026

Where Leif ranks

Current best: each age group's best time, against the swimmers in it now.

50 Breast SCY48.30
FastestField
RSD
Team
1
of 16
›
SI
LSC
33
of 195
›
CA
State
608
of 2,867
›
West
Zone
986
of 4,993
›
USA
National
3,440
of 18,307
›
Boys 10 & Under · best in age group · set Jul 2026Tap a row for the list
Cuts Checker

Select a time standard above to see which events you qualify for.

Best Times
100 Breast
SCY5 swims
BBBAAAAAAAAAA3.03 to BB
#22 SI#2,806 USA

1:45.32

2026-07-12

LCM3 swims
BBBAAAAAAAAAA12.44 to A
#2,044 USA#1 RSD
BEST

1:57.93

2026-07-24

50 Breast
SCY1 swim
BBBAAAAAAAAAA0.61 to BB
#1 RSD#3,440 USA

48.30

2026-07-11

LCM1 swim
BBBAAAAAAAAAA6.35 to A
#2,367 USA#1 RSD

54.24

2026-07-23

200 Free
SCY2 swims
BBBAAAAAAAAAA15.29 to BB
#956 West#3,579 USA
BEST

3:05.88

2026-09-19

LCM2 swims
BBBAAAAAAAAAA17.13 to BB
#3,059 USA#2 RSD

3:32.12

2026-05-23

100 Free
SCY4 swims
BBBAAAAAAAAAA4.84 to BB
#2 RSD#5,040 USA

1:23.73

2026-09-19

50 Free
SCY6 swims
BBBAAAAAAAAAA1.94 to BB
#2 RSD#5,287 USA
BEST

36.53

2026-07-11

LCM3 swims
BBBAAAAAAAAAA3.45 to BB
#1,346 West#5,106 USA

43.24

2026-07-23

50 Back
SCY1 swim
BBBAAAAAAAAAA11.57 to B
#13 RSD#20,110 USA

59.86

2025-10-12

LCM1 swim
BBBAAAAAAAAAA1.28 to B
#57 SI#7,429 USA

56.67

2026-06-06

50 Fly
SCY3 swims
BBBAAAAAAAAAA2.40 to B
#1 RSD#6,328 USA

48.89

2026-03-22

LCM1 swim
BBBAAAAAAAAAA5.75 to B
#4,711 USA#2 RSD

58.04

2026-05-23

100 IM
SCY3 swims
BBBAAAAAAAAAA2.82 to B
#53 SI#6,854 USA

1:42.51

2026-03-22

100 Fly
SCY1 swim
BBBAAAAAAAAAA11.08 to B
#869 West#3,010 USA

2:04.57

2026-01-10

100 Back
SCY1 swim
BBBAAAAAAAAAA27.75 to B
#74 SI#10,435 USA

2:08.44

2026-01-10

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Explore

USA Swimming time standards — 10 & Under Boys

See how Leif's times rank nationally: 100 Breast (LCM)50 Breast (LCM)100 Breast50 Breast200 Free (LCM)100 Free
Other Rancho San Dieguito swimmers around Leif's age: Morrison KaweckiSierra CarrRain LiuDeclan BannanChloe Han