---

---

Exhibit 12.1

# CERTIFICATION

I, Dan Haran, certify
that:

I have reviewed this annual report
on Form 20-F of Cimatron Ltd.;

| | Based
on my knowledge, this report does not contain any untrue statement of a material fact oromit to state a material fact necessary to make the statements made, in light of
thecircumstances under which such statements were made, not misleading with
respect to theperiod covered by this report;
| | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | Based
on my knowledge, the financial statements, and other financial informationincluded
in this report, fairly present in all material respects the financialcondition,
results of operations and cash flows of the company as of, and for, theperiods
presented in this report;
| | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | The
companys other certifying officer(s) and I are responsible for establishing andmaintaining
disclosure controls and procedures (as defined in Exchange Act Rules13a-15(e) and
15(d)-15(e)) for the company and have:
| | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (a) | Designed
such disclosure controls and procedures, or caused such disclosure
               controls and procedures to be designed under our supervision, to ensure
that                material information relating to the company, including its
consolidated                subsidiaries, is made known to us by others within those
entities, particularly                during the period in which this report is being
prepared;
| | --- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (b) | Evaluated
the effectiveness of the companys disclosure controls and                procedures
and presented in this report our conclusions about the effectiveness                of
the disclosure controls and procedures, as of the end of the period covered
               by this report based on such evaluation; and
| | --- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (c) | Disclosed
in this report any change in the companys internal control over
               financial reporting that occurred during the period covered by the annual
report                that has materially affected, or is reasonably likely to materially
affect, the                companys internal control over financial reporting; and
| | --- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------



---

---



| | The
companys other certifying officer(s) and I have disclosed, based on our most recentevaluation of internal control over financial reporting, to the companys
auditors andthe audit committee of the companys board of directors (or
persons performing theequivalent functions):
| | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (a) | All
significant deficiencies and material weaknesses in the design or operation
               of internal control over financial reporting which are reasonably likely
to                adversely affect the companys ability to record, process,
summarize and                report financial information; and
| | --- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

| | (b) | Any
fraud, whether or not material, that involves management or other employees
               who have a significant role in the companys internal control over
               financial reporting.
| | --- | -----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

Date: June 28, 2007

| |  | By /s/ Dan Haran
Dan HaranPresident and Chief Executive Officer
| |  | -----------------------------------------------------------------------------



---

---