Alvaradoia disjecta is a moth of the family Noctuidae first described by Walter Rothschild in 1920. It is found in eastern Spain and south-eastern France.

The wingspan is 20–28 mm. Adults are mainly on the wing from June to July, but have also been recorded at the beginning of September, suggesting a second generation.

The larvae feed on the leaves of Santolina chamaecyparissus.

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