An actuator component (1'; 101; 201; 301; 401; 701) for a droplet deposition head, the actuator component (1'; 101; 201; 301; 401; 701) comprising: a plurality of patterned layers, each layer extending in a plane having a normal in a layering direction, the layers being stacked one upon another in said layering direction; a row of fluid chambers (10; 110; 210; 310; 410; 710) formed within said plurality of layers, the row extending in a row direction, which is substantially perpendicular to said layering direction, each fluid chamber (10; 110; 210; 310; 410; 710) being provided with a respective nozzle (18; 118; 218; 318; 418; 718) and a respective actuating element (22; 122; 222; 322; 422; 722), which is actuable to cause the ejection of fluid from the chamber in question through the corresponding one of the nozzles (18; 118; 218; 318; 418; 718); a row of inlet passageways (12; 112; 212; 312; 412; 712) formed within said plurality of layers, the row extending in said row direction, each inlet passageway (12; 112; 212; 312; 412; 712) being fluidically connected so as to supply fluid to a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); and: a) a row of outlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each outlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to receive fluid from a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); or b) a second row of inlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each inlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to supply fluid to a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); wherein at least one of said row or rows of inlet passageways (12; 16; 112; 116; 212; 216; 312; 316; 412; 416; 712; 716) and/or said row of outlet passageways (16; 116; 216; 316; 416; 716) is staggered, whereby at least some of the members of the staggered row in question are offset from their neighbours in an offset direction (D i,D o) for the staggered row in question that is perpendicular to said row direction. a plurality of patterned layers, each layer extending in a plane having a normal in a layering direction, the layers being stacked one upon another in said layering direction; a row of fluid chambers (10; 110; 210; 310; 410; 710) formed within said plurality of layers, the row extending in a row direction, which is substantially perpendicular to said layering direction, each fluid chamber (10; 110; 210; 310; 410; 710) being provided with a respective nozzle (18; 118; 218; 318; 418; 718) and a respective actuating element (22; 122; 222; 322; 422; 722), which is actuable to cause the ejection of fluid from the chamber in question through the corresponding one of the nozzles (18; 118; 218; 318; 418; 718); a row of inlet passageways (12; 112; 212; 312; 412; 712) formed within said plurality of layers, the row extending in said row direction, each inlet passageway (12; 112; 212; 312; 412; 712) being fluidically connected so as to supply fluid to a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); and: a) a row of outlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each outlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to receive fluid from a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); or b) a second row of inlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each inlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to supply fluid to a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); a) a row of outlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each outlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to receive fluid from a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); or b) a second row of inlet passageways (16; 116; 216; 316; 416; 716) formed within said plurality of layers, the row extending in said row direction, each inlet passageway (16; 116; 216; 316; 416; 716) being fluidically connected so as to supply fluid to a respective one of said fluid chambers (10; 110; 210; 310; 410; 710); wherein at least one of said row or rows of inlet passageways (12; 16; 112; 116; 212; 216; 312; 316; 412; 416; 712; 716) and/or said row of outlet passageways (16; 116; 216; 316; 416; 716) is staggered, whereby at least some of the members of the staggered row in question are offset from their neighbours in an offset direction (D i,D o) for the staggered row in question that is perpendicular to said row direction.