Pierrot Grown Old is a poem written by Agatha Christie. It was published in the 1925 poetry collection The Road of Dreams, in the section “Other Poems”.
When published in the 1973 collection, Poems, the poem was moved from the “Other Poems” section to the section named “A Masque from Italy”. It was placed between the poems The Last Song of Columbine and Epilogue: Spoken by Punchinello.