| Item | Type | Found in |
|---|---|---|
| Siddhiharṣa Vajrācārya | Person | PN_0008_0020, K_0474_0032 |
| Siddhilakṣmī | Person | NHDP_0001_0164, DNA_0004_0038 |
| Siddhilāla | Person | NHDP_0001_0164, K_0175_0033 |
| Siddhimān | Person | K_0583_0048 |
| Siddhimāna | Person | K_0476_0060, K_0636_0036 |
| Siddhīnarasiṃ | Person | K_0132_0027 |
| Siddhinarasiṃ Acāra | Person | K_0003_0017A |
| Siddhinarasiṃha | Person | E_1949_0028 |
| Siddhinarasiṃha Malla | Person | NHDP_0001_0158, E_1949_0028, NHDP_0001_0138, K_0213_0039 |
| Siddhinārāyena Khatāci | Person | DNA_0013_0028 |
| Siddhipura | Place | NHDP_0001_0138 |
| Siddhivīra | Person | K_0642_0025 |
| Sīdhānanda | Person | K_0242_0030 |