Headrest for automobile seat

The utility model provides a headrest for an automobile seat and belongs to the technical field of machinery. The headrest solves the problems that an existing headrest for the automobile seat easily causes neck fatigue and is poor in comfort. The headrest for the automobile seat comprises a headrest body and a height adjusting rod fixedly connected with the headrest body, wherein the headrest body is connected with a backrest of the automobile seat through the height adjusting rod, a limiting U-shaped groove for the head of a human body to lean on is arranged on the headrest body, and the U-shaped groove is positioned at the upper half part of the headrest body. According to the headrest for the automobile seat, the neck fatigue can be effectively relieved, the accident rate caused by fatigue is reduced, the driving safety and comfort of the automobile are better, the structure is simpler, the required cost is lower, and the economic benefit and market prospect are better.