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2021 Ironman 70.3 South Africa

September 4, 2021 · East London, South Africa

Data: Ironman™ · Updated 7/3/2025 · Quality: unknownHow data works

Race editions

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20212020201920182017201620152014
Distance
Half-Iron (70.3 miles)
Middle Distance
Field size
7
5 men · 2 women
Men SOF
Unavailable
Women SOF
Unavailable

Race story in the data

Men: Matt Trautman won in 3:47:24 with a +6:50 margin. James Mccallum had the fastest run (1:16:46).

Women: Natia Van Heerden won in 4:19:54 with a +7:35 margin. Natia Van Heerden had the fastest run (1:25:57).

Shareable race cards

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Race summary

2021 Ironman 70.3 South Africa 2021 - Men

ProTriStats

Winner: Matt Trautman in 3:47:24

Margin: +6:50

Fastest bike: Matt Trautman - 2:16:04

Fastest run: James Mccallum - 1:16:46

Top points: Matt Trautman - 54.82 pts

Field: 5/5 finishers

Race summary

2021 Ironman 70.3 South Africa 2021 - Women

ProTriStats

Winner: Natia Van Heerden in 4:19:54

Margin: +7:35

Fastest bike: Natia Van Heerden - 2:38:25

Fastest run: Natia Van Heerden - 1:25:57

Top points: Natia Van Heerden - 44.07 pts

Field: 2/2 finishers

Men race summary

5 finishers from 5 starters

Winner
Matt Trautman
3:47:24
Winning margin
+6:50
Gap to second place
Fastest swim
Matt Trautman · 9:41
Fastest bike
Matt Trautman · 2:16:04
Fastest run
James Mccallum · 1:16:46
Top points
Matt Trautman
54.82 pts

Women race summary

2 finishers from 2 starters

Winner
Natia Van Heerden
4:19:54
Winning margin
+7:35
Gap to second place
Fastest swim
Natia Van Heerden · 11:06
Fastest bike
Natia Van Heerden · 2:38:25
Fastest run
Natia Van Heerden · 1:25:57
Top points
Natia Van Heerden
44.07 pts

Men split podiums

Fastest stored segment times. These are segment rankings, not cumulative race-position order.

Swim

  1. 1
    Matt Trautman
    Finish 1
    9:41
  2. 2
    Cameron MacNair
    Finish 4
    9:44
  3. 3
    Michael Ferreira
    Finish 3
    9:53

T1

Split unavailable.

Bike

  1. 1
    Matt Trautman
    Finish 1
    2:16:04
  2. 2
    Cameron MacNair
    Finish 4
    2:21:18
  3. 3
    James Mccallum
    Finish 2
    2:22:05

T2

Split unavailable.

Run

  1. 1
    James Mccallum
    Finish 2
    1:16:46
  2. 2
    Michael Ferreira
    Finish 3
    1:17:01
  3. 3
    Matt Trautman
    Finish 1
    1:17:22
Off-bike and off-run position order needs cumulative split-position data. ProTriStats currently stores segment times and segment ranks, so this page reports the fastest bike split rather than who entered T2 first.

Women split podiums

Fastest stored segment times. These are segment rankings, not cumulative race-position order.

Swim

  1. 1
    Natia Van Heerden
    Finish 1
    11:06
  2. 2
    Mariella Sawyer
    Finish 2
    11:10

T1

Split unavailable.

Bike

  1. 1
    Natia Van Heerden
    Finish 1
    2:38:25
  2. 2
    Mariella Sawyer
    Finish 2
    2:44:52

T2

Split unavailable.

Run

  1. 1
    Natia Van Heerden
    Finish 1
    1:25:57
  2. 2
    Mariella Sawyer
    Finish 2
    1:27:18
Off-bike and off-run position order needs cumulative split-position data. ProTriStats currently stores segment times and segment ranks, so this page reports the fastest bike split rather than who entered T2 first.

PodiumMen

Winner time: 3:47:24
🥇#1
ZA
Matt Trautman
3:47:24
54.82 pts
🥈#2
ZA
James Mccallum
3:54:14
33.43 pts
🥉#3
ZA
Michael Ferreira
3:54:50
31.55 pts

PodiumWomen

Winner time: 4:19:54
🥇#1
ZA
Natia Van Heerden
4:19:54
44.07 pts
🥈#2
ZA
Mariella Sawyer
4:27:29
22.99 pts

Men · Split Rank Flow

Top finishers by stored split rank. Lower lines are worse ranks; this is not cumulative race position at each checkpoint.

Top 5
#1#5#10SwimBikeRunFinish#1#2#3#4#5
Matt Trautman1James Mccallum2Michael Ferreira3Cameron Mac Nair4Gerhard De Bruin5

Women · Split Rank Flow

Top finishers by stored split rank. Lower lines are worse ranks; this is not cumulative race position at each checkpoint.

Top 2
#1#5#10SwimBikeRunFinish#1#2
Natia Van Heerden1Mariella Sawyer2

Men · Finish Time Distribution

Women · Finish Time Distribution

Male Pro Results

5 participants

3:47:24
Swim
9:41
Bike
2:16:04
Run
1:17:22
3:54:14
Swim
10:16
Bike
2:22:05
Run
1:16:46
3:54:50
Swim
9:53
Bike
2:23:00
Run
1:17:01
3:56:09
Swim
9:44
Bike
2:21:18
Run
1:20:49
4:08:52
Swim
10:26
Bike
2:26:06
Run
1:27:56
PosAthleteTimeGapSwimT1BikeT2RunPoints
1Matt TrautmanZA3:47:24Winner9:41—2:16:04—1:17:2254.82
2James MccallumZA3:54:14—10:16—2:22:05—1:16:4633.43
3Michael FerreiraZA3:54:50—9:53—2:23:00—1:17:0131.55
4Cameron MacNairZA3:56:09—9:44—2:21:18—1:20:4927.43
5Gerhard De BruinZA4:08:52—10:26—2:26:06—1:27:56—

Female Pro Results

2 participants

4:19:54
Swim
11:06
Bike
2:38:25
Run
1:25:57
4:27:29
Swim
11:10
Bike
2:44:52
Run
1:27:18
PosAthleteTimeGapSwimT1BikeT2RunPoints
1Natia Van HeerdenZA4:19:54Winner11:06—2:38:25—1:25:5744.07
2Mariella SawyerZA4:27:29—11:10—2:44:52—1:27:1822.99