Alan R. Walker was born in Buenos Aires, Argentina, on January 2, 1971. He married Ines Marcela Sulé in 1993. They are the parents of one child.
He received a Bachelor of Arts degree in economics from Brigham Young University in 1996.
He has served in many Church callings, including full-time missionary in the Tennessee Nashville Mission, counselor in a bishopric, bishop, counselor in the Argentina Buenos Aires North Mission presidency, high councilor, counselor in a stake presidency, president of the México Monterrey East Mission, Area Seventy in the México Area, and ward mission leader.