Marcher (noun)

1. A person who takes part in a march or parade.
2. A person who walks or goes on foot.

Origin:

Late middle english (as a verb in the sense 'to walk or march', also 'to trample down crops'): from old french marcher 'to march', based on latin margare 'to border on'.

Examples:

1. The marchers were protesting against the government's policies.
2. The marchers carried banners and signs, shouting slogans.
3. The marchers covered a distance of 50 miles on foot over three days.
4. The marchers showed remarkable determination and spirit, despite the harsh weather conditions.
5. As the marchers approached the city center, the crowd grew larger, with people joining in from the sidewalks.