The pronoun "I" refers to the speaker of the poem.
Explanation:
William Wordsworth's poem "I Wandered Lonely as a Cloud" is a Romantic poem written during one of the poet's long walks in the countryside. The poem talks about the 'field of daffodils' that the speaker encounters during one such walk and how that image has left him feeling calm and impressed by nature.
The pronoun "I" in the first line of the poem <em>"I wandered lonely as a cloud"</em> refers to the speaker of the poem. The poet refers to himself when talking about the event. while comparing himself to a "lonely" cloud.
