Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Ackert David
2. Date of Event Requiring Statement (Month/Day/Year)
05/13/2010
3. Issuer Name and Ticker or Trading Symbol
Weatherford International Ltd./Switzerland [WFT]
(Last)
(First)
(Middle)
515 POST OAK BLVD., STE. 600
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Sr VP Eastern Hemisphere
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

HOUSTON, TX 77027
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Registered Shares 94,398 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Performance Units   (2)   (2) Registered Shares 103,062 $ (2) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Ackert David
515 POST OAK BLVD., STE. 600
HOUSTON, TX 77027
      Sr VP Eastern Hemisphere  

Signatures

Joseph C. Henry 05/13/2010
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Includes of restricted share units that vest as follows: 20,000 that vest on September 10, 2011, 10,000 that vest on May 7, 2012, 13,333 that vest in equal installments on each of March 6, 2011 and 2012, 6,666 that vest in equal installments on each of April 7, 2011 and 2012, and 20,000 that vest in equal installments on each of October 7, 2010, 2011 and 2012.
(2) Each performance unit represents a contingent right to receive 0 to 2 registered shares. The conversion ratio (0, .5, 1 or 2) ultimately applied to these performance units will be determined based on the company achieving a total shareholder return over the applicable performance period (i.e., fiscal year) relative to a specified peer group. The units will vest in three equal annual increments on each of January 3, 2011 and 2012 and January 2, 2013, based on relative shareholder return for the previous fiscal year.

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