The Nicholson Junior KN-2 was an aircraft made in the late 1920s. It was used for flight training in the United States. Only 1 aircraft was built.

• Crew: one
• Capacity: one passenger or student
• Length: 23 ft (7.0 m)
• Wingspan: 37 ft (11 m)
• Wing area: 190 sq ft (18 m²) plus 21.5 sq ft (2.00 m²) ailerons
• Empty weight: 540 lb (245 kg)
• Fuel capacity: 11 US gal (9.2 imp gal; 42 l)
• Engine: 1 × Continental A40 flat four or Szekely SR-3 3 cylinder radial engine
• Propellers: 2-bladed

• Maximum speed: 85 mph (137 km/h, 74 kn)
• Cruise speed: 75 mph (121 km/h, 65 kn)
• Landing speed: 28 mph (45 km/h; 24 kn)
• Take-off time: 8 s
• Range: 315 mi (507 km, 274 nmi)
• Service ceiling: 10,000 ft (3,000 m)