| The Fingernail Test | |
|---|---|
 The Fingernail Test, c.1626. Oil on canvas, 72.1 x 59.1 cm | |
| Artist | Frans Hals or Judith Leyster |
| Year | 1626 |
| Catalogue | Seymour Slive, Catalog 1974: #24 |
| Medium | Oil on canvas |
| Dimensions | 72.1 cm × 59.1 cm (28.4 in × 23.3 in) |
| Location | Metropolitan Museum of Art Benjamin Altman bequest 1913, New York |
| Accession | 14.40.604 |
| Website | MET online |
The Fingernail Test is an oil-on-canvas Dutch Golden Age painting that has been attributed to either Frans Hals or Judith Leyster, painted in 1626 and now in the Metropolitan Museum of Art, New York City.