Table of Contents

Exhibit31.2

CERTIFICATIONS

I, DanielR. McAuliffe, Jr., certify that:

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| 1.  | I have reviewed thisquarterly report on Form 10-Q of Salomon Smith Barney Orion FuturesFund L.P. (the "registrant"); |

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| 2.  | Based on my knowledge, this report does not contain anyuntrue statement of a material fact or omit to state a material factnecessary to make the statements made, in light of the circumstancesunder which such statements were made, not misleading with respect tothe period covered by this report; |

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| 3.  | Based on myknowledge, the financial statements, and other financial informationincluded in this report, fairly present in all material respects thefinancial condition, results of operations and cash flows of theregistrant as of, and for, the periods presented in this report; |

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| 4.  | The registrant's other certifying officer and I areresponsible for establishing and maintaining disclosure controls andprocedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e))and internal control over financial reporting (as defined in ExchangeAct Rules 13a-15(f) and 15d-15(f)) for the registrant and have: |

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| a)  | designed such disclosure controlsand procedures, or caused such disclosure controls and procedures to bedesigned under our supervision, to ensure that material informationrelating to the registrant including its consolidated subsidiaries, ismade known to us by others within those entities, particularly duringthe period in which this report is being prepared; |

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| b)  | designed such internal control overfinancial reporting, or caused such internal control over financialreporting to be designed under our supervision, to provide reasonableassurance regarding the reliability of financial reporting and thepreparation of financial statements for external purposes in accordancewith generally accepted accountingprinciples; |

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| c)  | evaluated theeffectiveness of the registrant's disclosure controls andprocedures and presented in this report our conclusions about theeffectiveness of the disclosure controls and procedures, as of the endof the period covered by this report based on such evaluation; and |

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| d)  | disclosed in this report any changein the registrant's internal control over financial reportingthat occurred during the registrant's most recent fiscal quarterthat has materially affected, or is reasonably likely to materiallyaffect, the registrant's internal control over financialreporting; and |

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| 5.  | The registrant's other certifyingofficer and I have disclosed, based on our most recent evaluation ofinternal control over financial reporting, to the registrant'sauditors and the audit committee of the registrant's board ofdirectors (or persons performing the equivalent functions): |

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| a)  | all significant deficiencies andmaterial weaknesses in the design or operation of internal control overfinancial reporting which are reasonably likely to adversely affect theregistrant's ability to record, process, summarize and reportfinancial information; and |

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| b)  | anyfraud, whether or not material, that involves management or otheremployees who have a significant role in the registrant'sinternal control over financial reporting. |

Date: May 12,2006

|  | /s/    Daniel R. McAuliffe,Jr. |
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|  | DanielR. McAuliffe, Jr. Citigroup Managed Futures LLC ChiefFinancial Officer and Director |
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