"Grandfather's Clock" is a popular song written by Henry Clay Work in 1876. The song tells the story of a tall, freestanding clock that was a cherished family heirloom. It marks the passage of time and symbolizes the connection between generations. The clock is described as having a deep, resonant sound that reflects the life of its owner. When the owner passes away, the clock stops, signifying the end of an era. The song captures themes of love, loss, and the importance of family memories associated with the grandfather's clock.