Several other poems, now lost, have been attributed to him, but there is no way of knowing if they were actually his work.
Only five poems can now be attributed to him, surviving in manuscript form.
Around a thousand poems attributed to him are extant today.
In some manuscripts the poem is attributed to Anne herself.
The latter poem is also attributed to him by Plutarch, and was probably his work.
The poem could also be attributed to the life of a person- birth, life, death.
This is historically the only poem attributed to him.
The poem was first attributed in print to Moore in 1837.
Víkingarvísur is the oldest of the surviving long poems attributed to him.
Several poems published anonymously have been attributed by scholars to Shakespeare.