| Model Name | Designer Name | Source | Page |
| X Cube |
Beynon, Jeff |
BOB 31: More igami (Beynon, Jeff) |
7 |
| X Star |
Beynon, Jeff |
BOB 27: Origami (Beynon, Jeff) |
6 |
| X Star |
Beynon, Jeff |
BOS Convention 1989 Spring (BOS) |
10 |
| Xmas Decoration |
Eaton, Vera |
BOS Convention 1991 Autumn (BOS) |
31 |
| X-mas tree ornament |
Esseltine, Charles |
http://www.geocities.com/origamiguy1971/main.html (Esseltine, Charles) |
0 |
| Xacobiño |
Gimeno, Juan |
Sixth Spanish International Origami Convention 2003 (AEP) |
347 |
| Xmas Tree |
Harbin, Robert |
Origami (Sakata, hideaki) |
133 |
| Xenopus borealis |
Hojyo, Takashi |
Origami Tanteidan Convention No. 9 (Tanteidan) |
72 |
| XYZ |
Kuga, Takao |
BOS Magazine 191 August 1998 (BOS) |
17 |
| Xylophone |
Kuijer, Marijke |
Orison 15/04 (jul 1999) (OSN) |
103 |
| Xmas Tree |
Montoya, Ligia |
Origami 2 (Harbin, Robert) |
68 |
| Xmas Tree |
Montoya, Ligia |
New Adventures in Origami (Harbin, Robert) |
68 |
| X-2 Diamond |
Ow, Francis |
BOS Magazine 213 April 2002 (BOS) |
19 |
| X-Hexagon |
Ow, Francis |
BOS Magazine 213 April 2002 (BOS) |
18 |
| X-mas ring |
Peterse, Antoinette |
Orison 12/05 (sep 1996) (OSN) |
132 |
| Xmas Star Flower |
Robinson, Nick |
COET 91 (Smith, John) |
439 |
| XYZmbe |
Robinson, Nick |
BOS Magazine 209 August 2001 (BOS) |
7 |
| XYZMBE |
Robinson, Nick |
http://www.12testing.co.uk/origami/ (Robinson, Nick) |
0 |
| Xmas Star |
Rohm, Fred |
BOB 51: The World of Fred Rohm 3 (Ford, Pete) |
15 |
| X-Wing |
Schulz, Philip |
http://www.happymagpie.com/origami.html (Schulz, Philip) |
0 |
| X Y Z |
Sullivan, Ed |
Flapping Bird (Randlett, Samuel) |
153 |