altruist

Having helped put Bush back in the White House, Warren returned to his more familiar role as a global altruist.

Egoists (with even thinner and weaker voices) denounce Him as an altruist.

She was as yet an altruist in matters of the heart; she frankly and openly interested herself only in the loves of others.

Some of them believed him to be an altruist, while others, without evidence to support their views, regarded him with suspicion.

He spoke of the Church and of its mission in the world, with all the hope of a religious altruist.

The egoist may love his wife, but this love is interested and very different from that of the altruist.