Holden's Triennial Directory Cork 1809
| Cabrem | Margaret | Tallow chandler | Mallow La |
| Cahill | John | Corn dealer | Paul St |
| Cahill | Philip | Vintner | Princess St |
| Cahill and Horogan | Fruiterers | Castle St | |
| Callaghan | Dan | Merchant | South Mall |
| Callahan | T | Tallow chandler | Mallow La |
| Callanan | John | Hat manufacturer | North Main St |
| Callanan | Dr | Marlborough St | |
| Callanan | John | Apothecary | Barrack St |
| Callanan | Sandy | Baker | North Main St |
| Cam | Mrs | Duncan St | |
| Campbell | Robt. | Hardware merchants | Patrick St |
| Campbell | Eliza | China and glass warehouse | Sullivan's Quay |
| Campbell | Capt. Humphry | Sullivan's Quay | |
| Cantwell | Mrs A | Duncan St | |
| Capel | Henry | Glass and china warehouse | Fenchurnch St |
| Caraw | Mr. Mark | Dean St | |
| Carles | Charles | Woollen draper | Cross St |
| Carney | Tho | Butcher | Mallow La |
| Carte | Wm | Glazier | George's St |
| Carr | Geo | Dealer in spirits | |
| Carroll | John and Joshua | Timber merchants | Sand Quay |
| Carroll | J | Clock and watch maker | Paul St |
| Casey | Edward | Woollen draper | North Main St |
| Casey | Miss | George's St | |
| Casey | Mr James | Queen's Pl | |
| Casey | James | Attorney | Morgan St |
| Casey | Tho | Attorney | George's St |
| Cashman | Roger | Livery stables | Coach St |
| Cassant | Mrs | South Mall | |
| Caughlan | Dr | Dyke Parade | |
| Cazalet | Charles | Tanner | Great Britain St |
| Chambers | Geo | Grocer | Princess St |
| Charter | Wm | Boot and shoe maker | Castle St |
| Chatterton | Mrs | Chatterton Build | |
| Clarke | Philip | Brush and bellows maker | Broad La |
| Clark | Painter and glazier | Coal Quay | |
| Clark | Philip | Brush and bellows maker | Broad La |
| Clark | Wm | Clothier | Blarney La |
| Claverrys | Misses | Haberdasher and milliners | Grand Parade |
| Clary | Roger | Spirit merchant | South Main St |
| Clay | Col. Pelham-Waldergrave | Morrisons Island | |
| Clear | Rich | Merchant | Pembroke St |
| Cleburn | Mr Robert | Thomas St | |
| Clebunne | Mrs M | Bishop St | |
| Clements | H | Tea warehouse | George's St |
| Clifford | Denis | Woollen draper | Shandon St |
| Clifton | John | Tanner and woolcomber | Mallow La |
| Coates | Wm | Coach maker | Coach St |
| Codd | Mary | Tea dealer | Paul St |
| Codd | Mary | Tea warehouse | Patrick St |
| Coker | Edward | Baker | South Main St |
| Cogan | Mrs | Upholsterer | George's St |
| Cogan | John | Tobacconist | Barrack St |
| Cogan | Wm | Vintner | Bandon Rd |
| Coghlan | Dan | Boot and show maker | South Main St |
| Coghlan | Mrs and Miss | Academy St | |
| Cogley | Wm | Grocer | Mallow La |
| Coldwell and Co | Distillers | Blackpool | |
| Coldwell | Tho | Cabinet maker | Duncan St |
| Cole | Mrs | Grocer | Wanderford St |
| Cole | Mr Christopher | Sidney Pl | |
| Coles and Wood | Merchant | Leihim | |
| Colman | Dennis | Iron monger | Mallow La |
| Collis | Wm | Whip maker | South Main St |
| Collins | Michael | Shinner | Mallow La |
| Collins | Joseph | Boot and show maker | North Main St |
| Collins | Patrick | Taylor | South Main St |
| Collins | E | Vintner | Sullivan's Quay |
| Collins | Dan | Vintner | Bandon Rd |
| Collins | Mrs | Batchelors Quay | |
| Commerford | Peter | Card | |
| Condon | Tho | Tea warehouse | Grand Parade |
| Condron | Mr John | Lit. | Hanover St |
| Connel | Dan | Victualler | Blarney La |
| Connel | Timothy | Grocer | Grand Parade |
| Connell | John | Tallow chandler | George's St |
| Connell | John | Boot and shoemaker | North Main St |
| Connell | John | Cooper | Mallow La |
| Connell | James | Woolcoomber | Mallow La |
| Connell | Michael | Cork manufacturer | Charles St |
| Connell | James | Blacksmith | Coach St |
| Connell | Mr Abraham | Britain St | |
| Connell | Mr | Dean St | |
| Connell | Mrs | Blackpool | |
| Connell | Anthony | Counsellor | Mary St |
| Connell | Dan | Attorney and notary public | Marlborough St |
| Connollen | Mr T | Drawbridge St | |
| Connolly | Francis |