This is a list of gliders/sailplanes of the world, (this reference lists all gliders with references, where available) Note: Any aircraft can glide for a short time, but gliders are designed to glide for longer.
R
Raciti
(A. Raciti) Raciti Grifone
Raab
(Fritz Raab) Raab R2 Raab Doppelraab Raab Krähe Pützer Motorraab – built by Alfons Pützer
Raab-Katzenstein
(Raab-Katzenstein Flugzeugwerk GmbH (RaKa) - Antonius RAAB & Kurt KATZENSTEIN) Raab-Katzenstein RK-7 Schmetterling
Rackaři
Rackaři ŠBK-1 Racek-1
Radab
(Sven Olof Ridder & Harald Unden – Radab) Radab Windex 1100 Radab Windex 1200C
Raddings-Locke
(J. E. Raddings & W. E. Locke / Hull Gliding Club, Hedon, Yorkshire, United Kingdom) Radlock Trainer
J. A. I. Reid
(J. A. I. Reid) Reid Small Glider
Reinhard
(Gerhard Reinhard) Reinhard Cumulus Reinhard Cirrus
Renard
(Charles Renard) Renard Décaplan Aéride
Rensselaer
(Rensselaer Polytechnic Institute) Rensselaer RP-1 Rensselaer RP-2 Rensselaer RP-3
REP
(Robert Esnault-Pelterie) REP Type-1 REP Type-2
Reussner
Reussner J.C.R. 1
Reussner Swift
Reussner-Brown Biplace – Reussner, J. C. & Brown, T. A.
RFB
(Rhein-Flugzeugbau GmbH) Rhein Flugzeugbau RW-3 RFB Sirius II
Ree-Miller
(Terry Miller & John Ree & Bill Ree) Ree-Miller Cherokee RM
Revallo
(Ján Revallo) Revallo R-1 Urpín
Reynard
(Reynard Glider Construction Co, Aylestone, Leicester, United Kingdom) Reynard R.4 Primary (aka Reynolds R.4 Primary?)
RFD
(Reginald Foster Dagnall / R.F.D. Co ) RFD Primary Type AT (Dagling) RFD 2 Sailplane
Richardson
(Geoff Richardson) Richardson Golden Eagle
Richter
(Hans Richter) Richter Möwe
Ridgefield
(Ridgefield Manufacturing Company of Ridgeville, NJ) Ridgefield PG-2 – powered CG-4
Ridley
(Cyril Ridley) Ridley 1910 glider
Riedel
(Peter Riedel) Riedel PR-1 – Peter Riedel Riedel PR-2 – Peter Riedel
Rimsa-Miliunas
(Z. Rimsa, G. Miliunas) Rimsa-Miliunas Keva motorglider Rimsa Keva
Rio Claro
(Aero Clube de Rio Claro) Rio Claro Araponga
RLM
(Reichsluftfahrtministerium – Reich Ministry of Aviation) (Glider designations) 108-10 Schneider Grunau 9 primary glider (1929) 108-11 RRG Zögling 33 primary glider (1933) 108-14 DFS Schulgleiter SG.38 standard basic gliding trainer (1938) 108-15 RRG Zögling 12m primary glider (1934) 108-16 Weber EW-2 four-seat high-performance sailplane 108-21 Hirth Hi 21 two-seat sailplane 108-22 Hirth Hi 20 MoSe (for Motorsegler = motor glider); motorized glider 108-29 Fliege IIa primary glider (1935) 108-30 DFS Kranich II two-seat sailplane (1935) 108-47 Jacobs Rhönadler single-seat high-performance sailplane (1932) 108-48 Dittmar Condor I high-performance sailplane (1932) 108-49 Schneider Grunau Baby II glider (1932) 108-50 Jacobs Rhönbussard single-seat high-performance sailplane (1933) 108-51 Jacobs Rhönsperber single-seat high-performance sailplane (1935) 108-53 DFS Habicht single-seat acrobatics sailplane (1936) 108-56 Dittmar Condor II single-seat high-performance sailplane (1935) 108-58 Hirth Göppingen Gö 1 Wolf sailplane (1935) 108-59 Hirth Göppingen Gö 3 Minimoa high-performance sailplane (1935) 108-60 Jacobs Reiher single-seat high-performance sailplane (1937) 108-61 Hütter / Schempp-Hirth Göppingen Gö 4 two-seat sailplane (1937) 108-62 Schwarzwald-Flugzeugbau Donaueschingen Strolch high-performance sailplane 108-63 Akaflieg München Mü13D Merlin high-performance sailplane (1936) 108-64 Schwarzwald-Flugzeugbau Donaueschingen Ibis 108-65 Dittmar / Schleicher Condor III single-seat high-performance sailplane (1938) 108-66 Schneider Grunau Baby III sailplane (1938) 108-67 Hütter Hü 17 sailplane (1937) 108-68 Jacobs Weihe high-performance single-seat sailplane (1938) 108-70 Jacobs Olympia Meise high-performance single-seat sailplane (1939) 108-72 Akaflieg München Mü17 Merle high-performance sailplane (1939) 108-74 FVA Aachen / Schmetz FVA 10b Rheinland high-performance sailplane
Roberts
(Donald Roberts) Roberts Cygnet
Roberts
(Frank Roberts) Roberts Primary
Robertson
( A. Robertson) Robertson Bamboo
Robinson
(John Robinson) Robinson Robin
Rochelt
(Günther Rochelt) Rochelt Flair 30 Rochelt Minair Rochelt Musculair I Rochelt Musculair II Rochelt Solair I Rochelt Solair II