The list
| # | Player | Born | Fenerbahçe | Kocaelispor |
|---|---|---|---|---|
| 1 | Uğur Boral | 1982 | 2006–2011 | 2001–2002 |
| 2 | Tayfur Havutçu | 1970 | 1993–1995 | 1995–1997 |
| 3 | Harun Tekin | 1989 | 2018–2021 | 2023–2025 |
| 4 | John Moshoeu | 1965 | 1997–2001 | 1995–1997 |
| 5 | Serhat Akın | 1981 | 2000–2005 | 2008–2009 |
| 6 | Bülent Uygun | 1971 | 1993–1996 | 1989–1993, 1996–1998 |
| 7 | Sabin Ilie | 1975 | 1997 | 1998 |
| 8 | Faruk Yiğit | 1968 | 1997–2001 | 1992–1997 |
| 9 | Saffet Sancaklı | 1966 | 1996–1998 | 1991–1994, 1996 |
| 10 | Kemal Aslan | 1981 | 2003–2008 | 2008–2009 |
| 11 | Erhan Albayrak | 1977 | 2003 | 1996–1998 |
| 12 | Alper Balaban | 1987 | 2005–2008 | 2008 |
| 13 | Murat Hacıoğlu | 1979 | 2004–2007 | 2008–2009, 2010 |
| 14 | Serdar Kulbilge | 1980 | 2005–2008 | 2008–2009 |
| 15 | Erhan Altın | 1956 | 1977–1979 | 1982–1990 |
| 16 | Raşit Çetiner | 1956 | 1978–1981 | 1976–1978 |
| 17 | Ümit Birol | 1963 | 1991–1993 | 1993–1994 |
| 18 | Miško Mirković | 1966 | 2000–2002 | 1992–2000, 2003–2004 |
| 19 | İlker Yağcıoğlu | 1966 | 1992–1999 | 1999–2000 |
| 20 | Tarık Daşgün | 1973 | 1995–1997 | 1998–1999 |
| 21 | Muhammed Türkmen | 1986 | — | 2007–2008 |
| 22 | Haydar Karataş | 2007 | 2025–2026 | ?– |
| 23 | Gökhan Bozkaya | 1981 | 2000–2002 | 2010–2011 |
| 24 | Selahattin Özbir | 1974 | 1996–2000 | 1998–1999 |
| 25 | Halil İbrahim Kara | 1972 | 1995–1999 | 1990–1995, 1999–2001 |
Which way they moved
- Fenerbahçe first, then Kocaelispor: 14
- Kocaelispor first, then Fenerbahçe: 9
Play it
In Who Played Both you and your opponent secretly pick a club each. If the clubs are Fenerbahçe and Kocaelispor, the first to name one of the players above in 15 seconds wins the round.
More pairs with Fenerbahçe
- Fenerbahçe – Galatasaray 60 players
- Bursaspor – Fenerbahçe 38 players
- Beşiktaş – Fenerbahçe 38 players
- Fenerbahçe – Gaziantepspor 32 players
- Eskişehirspor – Fenerbahçe 31 players
- Fenerbahçe – İstanbulspor 31 players
- Fenerbahçe – Gençlerbirliği 29 players
- Fenerbahçe – Trabzonspor 28 players
More pairs with Kocaelispor
- Beşiktaş – Kocaelispor 22 players
- Galatasaray – Kocaelispor 22 players
Türkçe: Fenerbahçe ve Kocaelispor ortak oyuncuları
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.