▁titles . ▁The ▁he ir ▁apparent ▁of ▁a ▁du ke , ▁a ▁marqu ess , ▁or ▁an ▁ear l ▁generally ▁uses ▁his ▁father ' s ▁highest ▁less er ▁peer age ▁dign ity ▁as ▁his ▁own . ▁Hence , ▁the ▁Duke ▁of ▁Dev ons hire ' s ▁son ▁is ▁called ▁Mar qu ess ▁of ▁Hart ington . ▁Such ▁an ▁he ir ▁apparent ▁is ▁called ▁a ▁cour tes y ▁peer , ▁but ▁is ▁a ▁common er ▁until ▁such ▁time ▁as ▁he ▁inher its ▁( unless ▁sum mon ed ▁by ▁a ▁writ ▁in ▁acceleration ). ▁ ▁Young er ▁sons ▁of ▁du kes ▁and ▁marqu esses ▁prefix ▁Lord ▁to ▁their ▁first ▁names ▁as ▁cour tes y ▁titles ▁while ▁daughters ▁of ▁du kes , ▁marqu esses ▁and ▁ear ls ▁use ▁Lady . ▁Young er ▁sons ▁of ▁ear ls ▁and ▁children ▁of ▁vis count s , ▁bar ons ▁and ▁l ords ▁of ▁Parliament ▁use ▁The ▁Hon ou rable . ▁ ▁Pre ced ence ▁▁ ▁Pe ers ▁are ▁entitled ▁to ▁a ▁special ▁preced ence ▁because ▁of ▁their ▁ranks . ▁W ives ▁and ▁children ▁of ▁pe ers ▁are ▁also ▁entitled ▁to ▁a ▁special ▁preced ence ▁because ▁of ▁their ▁station . ▁ ▁The ▁S over eign ▁may , ▁as ▁f ount ▁of ▁honour , ▁vary ▁the ▁preced ence ▁of ▁the ▁pe ers ▁or ▁of ▁any ▁other ▁people . ▁For ▁example , ▁Elizabeth ▁II ▁granted ▁her ▁husband , ▁Prince ▁Philip , ▁Duke ▁of ▁Edinburgh , ▁preced ence ▁immediately ▁following ▁her ; ▁otherwise , ▁he ▁would ▁have ▁ranked ▁along ▁with ▁the ▁other ▁du kes