
Varrius is named as an attendant lord who accompanies the Duke during his return to Vienna in Act IV and V, summoned briefly by name but given no lines of substance in the text as it has come down to editors - a minor presence whose role is almost entirely that of retinue, lending the Duke's return the visible trappings of authority.
A silent attendant lord who accompanies the Duke's return to Vienna, lending his final public appearance the visible trappings of ducal authority.
Some editors and productions treat Varrius as a largely ceremonial figure, present to fill out the Duke's company at the public reckoning in the final scene without participating directly in its unfolding drama, a silent witness to Angelo's exposure and the play's concluding judgments.
Varrius is motivated by simple loyal service to the Duke, attending him without any independent agenda of his own.
Varrius exists almost entirely as ceremonial retinue, summoned by name to accompany the Duke's return but given no substantial role of his own in the play's unfolding drama.