| Author | Titles | | 1.
| Couto, Vasco | 1 | | 2.
| Couto, Vasco de Lima, 1924-1980 | 2 | | 3.
| Couto, Virgílio | 1 | | 4.
| Couto, Zeferino do | 1 | | 5.
| Couto, Zeferino dos Santos, 1890- | 0 | | 6.
| Couton, Philippe | 1 | | 7.
| Couts, Lyn | 1 | | 8.
| Couttès, Denise | 1 | | 9.
| Coutts, Herbert | 1 | | 10.
| Coutts, Howard | 3 |
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