An electrically driven work vehicle including an engine, a generator driven by the engine, and a pair of wheels (3L, 3R) including a first wheel and a second wheel arranged to a left and a right of a vehicle body frame, the electrically driven work vehicle comprising: a first electric motor group including a plurality of electric motors (12La, 12Lb, 12Lc) that are coupled to the first wheel and simultaneously drive the first wheel; a second electric motor group including a plurality of electric motors (12Ra, 12Rb, 12Rc) that are coupled to the second wheel and simultaneously drive the second wheel; a first inverter that drives the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group; and a second inverter that drives the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group, characterized in that the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group and the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are connected in series to the first and second wheels (3L, 3R), respectively, and output shafts of the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group are coupled detachably and coaxially with each other via a coupling, output shafts of the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are coupled detachably and coaxially with each other via a coupling, and the numbers of the electric motors (12La, 12Lb, 12Lc, 12Ra, 12Rb, 12Rc) in the first and second electric motor groups (12L, 12R) are each changeable; and the pluralities of electric motors (12La, 12Lb, 12Lc, 12Ra, 12Rb, 12Rc) in the first and second electric motor groups (12L, 12R) have a same rated output power, the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group are connected to the first inverter in parallel, and the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are connected to the second inverter in parallel, and the first and second inverters (11L, 11R) are connected in series to each other such that voltages obtained by halving a direct current bus voltage that is an output voltage of the generator are applied to the first and second inverters (11L, 11R), respectively. a first electric motor group including a plurality of electric motors (12La, 12Lb, 12Lc) that are coupled to the first wheel and simultaneously drive the first wheel; a second electric motor group including a plurality of electric motors (12Ra, 12Rb, 12Rc) that are coupled to the second wheel and simultaneously drive the second wheel; a first inverter that drives the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group; and a second inverter that drives the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group, characterized in that the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group and the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are connected in series to the first and second wheels (3L, 3R), respectively, and output shafts of the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group are coupled detachably and coaxially with each other via a coupling, output shafts of the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are coupled detachably and coaxially with each other via a coupling, and the numbers of the electric motors (12La, 12Lb, 12Lc, 12Ra, 12Rb, 12Rc) in the first and second electric motor groups (12L, 12R) are each changeable; and the pluralities of electric motors (12La, 12Lb, 12Lc, 12Ra, 12Rb, 12Rc) in the first and second electric motor groups (12L, 12R) have a same rated output power, the plurality of electric motors (12La, 12Lb, 12Lc) in the first electric motor group are connected to the first inverter in parallel, and the plurality of electric motors (12Ra, 12Rb, 12Rc) in the second electric motor group are connected to the second inverter in parallel, and the first and second inverters (11L, 11R) are connected in series to each other such that voltages obtained by halving a direct current bus voltage that is an output voltage of the generator are applied to the first and second inverters (11L, 11R), respectively.