Frederick March Peerage person ID=594335 Parents Lord Henry FitzGerald Children Leopold March Frederick March Henrietta March Siblings John Frederick FitzGerald-de Ros Henry FitzGerald-de Ros, 21st Baron de Ros Cecilia FitzGerald-de Ros Jane FitzGerald-de Ros Geraldine FitzGerald-de Ros William FitzGerald-de Ros, 22nd Baron de Ros Olivia FitzGerald-de Ros Partners Dorothy Ford