Auden, Jorge Luis Borges, Seamus Heaney, Mary Oliver, Octavio Paz, Elizabeth Bishop, Czesław Miłosz, Robert Penn Warren, Derek Walcott, Gwendolyn Brooks, Adonis, Donald Hall, John Berryman, Lawrence Ferlinghetti, James Merrill, Mary Karr, Dana Gioia, Richard Wilbur, Yevgeny Yevtushenko, Robert Lowell, May Swenson, Adrienne Rich, Jan Beatty, W.S.
Merwin, Joseph Brodsky, John Ashbery, Denise Levertov, Tomas Tranströmer, Billy Collins, Lucille Clifton, Paul Muldoon, Edward Kamau Brathwaite, Joyce Carol Oates, and Terrance Hayes.
[1][7][8] Participating actors have included Anthony Hopkins, Gregory Peck, Brooke Shields, Ruby Dee, Ossie Davis, Ellen Burstyn, José Ferrer, Danny Glover, and James Earl Jones.
[1][7][9] The IPF has also featured novelists such as Kurt Vonnegut, Chinua Achebe, and Saul Bellow, playwrights such as Edward Albee and Tennessee Williams, musicians such as Judy Collins, Noel Harrison, and The Clancy Brothers, and public figures such as Queen Noor of Jordan and Princess Grace of Monaco.
[1] In 2022, the Carlow University Art Gallery opened an exhibition entitled “To Hear it With Our Eyes: Activist Voices in the International Poetry Forum (1966-1974),” which explored the writing and activism of IPF participants like Derek Walcott, Adonis, Gwendolyn Brooks, and Kurt Vonnegut.