Athletes
| # | Athlete | G · S · B | Total | ||
|---|---|---|---|---|---|
| 1 | Sandra Perkovic Women · 2007–24 | 21 Jun 1990 | Discus throw | 16 gold 5 silver 3 bronze | 24 |
| 2 | Blanka Vlasic Women · 2000–16 | 8 Nov 1983 | High jump | 9 gold 4 silver 2 bronze | 15 |
| 3 | Ivan Horvat Men · 2009–24 | 17 Aug 1993 | Pole vault | 7 gold 8 silver 3 bronze | 18 |
| 4 | Andrea Ivancevic Women · 2014–18 | 21 Aug 1984 | 60m, 60m hurdles, 100m hurdles | 7 gold 1 silver 0 bronze | 8 |
| 5 | Nina Vukovic Women · 2022–26 | 3 Jun 2002 | 800m, relays | 5 gold 6 silver 3 bronze | 14 |
| 6 | Ivana Loncarek Women · 2007–22 | 8 Apr 1991 | 60m hurdles, 100m hurdles, 100m hurdles (76.2 cm) +1 | 5 gold 5 silver 9 bronze | 19 |
| 7 | Mateo Ruzic Men · 2012–21 | 16 Aug 1994 | 400m, relays | 5 gold 5 silver 5 bronze | 15 |
| 8 | Dino Bosnjak Men · 2013–23 | 21 Jan 1994 | 1500m, 3000m, 5000m +2 | 5 gold 4 silver 4 bronze | 13 |
| 9 | Marija Tolj Women · 2018–25 | 29 Nov 1999 | Discus throw | 5 gold 1 silver 0 bronze | 6 |
| 10 | Jana Koscak Women · 2022–25 | 19 May 2006 | 100m hurdles, High jump, Long jump +2 | 5 gold 1 silver 0 bronze | 6 |
| 11 | Martin Markovic Men · 2014–24 | 13 Jan 1996 | Discus throw, Discus throw (1.75 kg) | 4 gold 6 silver 2 bronze | 12 |
| 12 | Marino Bloudek Men · 2015–26 | 18 Jul 1999 | 800m, 1500m, relays | 4 gold 4 silver 1 bronze | 9 |
| 13 | Sara Kolak Women · 2013–26 | 22 Jun 1995 | Javelin throw | 4 gold 2 silver 5 bronze | 11 |
| 14 | Danijela Grgic Women · 2005–07 | 28 Sep 1988 | 400m | 4 gold 2 silver 0 bronze | 6 |
| 15 | Ana Simic Women · 2012–20 | 5 May 1990 | High jump | 4 gold 0 silver 6 bronze | 10 |
| 16 | Ivana Brkljacic Women · 1999–2005 | 25 Jan 1983 | Hammer throw | 4 gold 0 silver 1 bronze | 5 |
| 17 | Dino Pervan Men · 2007–15 | 12 Jan 1991 | Long jump | 4 gold 0 silver 1 bronze | 5 |
| 18 | Zeljko Vincek Men · 2003–16 | 16 Jun 1986 | 400m, relays | 3 gold 7 silver 1 bronze | 11 |
| 19 | Mia Wild Women · 2022–26 | 11 Jul 2006 | 60m, 60m hurdles, 100m hurdles +1 | 3 gold 4 silver 0 bronze | 7 |
| 20 | Filip Mihaljevic Men · 2013–24 | 31 Jul 1994 | Shot put, Shot put (6 kg), Discus throw | 3 gold 3 silver 2 bronze | 8 |
| 21 | Vita Barbic Women · 2023–26 | 13 Aug 2007 | Discus throw, Javelin throw, Javelin throw (500 g) | 3 gold 1 silver 1 bronze | 5 |
| 22 | Roko Farkas Men · 2022–24 | 11 Feb 2005 | 200m, Long jump, relays | 3 gold 1 silver 0 bronze | 4 |
| 23 | Marin Premeru Men · 2007–13 | 29 Aug 1990 | Shot put, Shot put (6 kg), Shot put (5 kg) +3 | 2 gold 6 silver 5 bronze | 13 |
| 24 | Veronika Drljacic Women · 2019–25 | 13 Dec 2001 | 400m, relays | 2 gold 4 silver 2 bronze | 8 |
| 25 | Martin Maric Men · 2003–17 | 19 Apr 1984 | Discus throw, Discus throw (1.75 kg) | 2 gold 1 silver 0 bronze | 3 |
Only international medals count: national championship titles are left out.