| Author | Titles | | 1.
| João Mourão & Luis Silva (Duo curatorial) | 2 | | 2.
| João Ninguém, pseud. | 1 | | 3.
| João Onofre, 1976- | 0 | | 4.
| Author is: Onofre, João, 1976- | 42 | | 5.
| João Paulo | 1 | | 6.
| João Paulo, 1929- | 0 | | 7.
| Author is: Paulo, João, 1929- | 11 | | 8.
| João Paulo Conceição, 1950-2011 | 0 | | 9.
| Author is: Conceição, João Paulo, 1950-2011 | 2 | | 10.
| João Paulo Feliciano, 1963- | 0 | | 11.
| Author is: Feliciano, João Paulo, 1963- | 24 | | 12.
| João Pinharanda, 1957- | 0 | | 13.
| Author is: Pinharanda, João, 1957- | 314 | | 14.
| João Pinheiro, 1922- | 0 | | 15.
| Author is: Pinheiro, João, 1922- | 2 | | 16.
| João Queiroz, 1957- | 0 | | 17.
| Author is: Queirós, João, 1957- | 47 |
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